Entries |
Document | Title | Date |
20080212924 | COUPLING OPTICAL SYSTEM, OPTICAL ELEMENT AND OPTICAL PICKUP APPARATUS - The present invention relates to a coupling optical system, an optical element, and an optical pickup apparatus. A coupling optical system is provided for use in an optical pickup apparatus and is arranged between a light source and an objective lens of the optical pickup apparatus. The coupling optical system includes: a first optical element with a power; and a second optical element with a positive power. The first optical element includes an optical surface, an out-effective-aperture section surrounding the optical surface, and a light-reduction structure arranged on the out-effective-aperture section. When a non-parallel light flux emitted from the light source enters into the out-effective-aperture section, the light-reduction structure reduces a light flux to be emitted from the second optical element in a direction getting closer to an optical axis of the second optical element. | 09-04-2008 |
20080226228 | Optical system connection structure, optical component, and optical communication module - An optical system connection structure, includes a ferrule, an optical fiber inserted into the ferrule, an optical component which converts light paths of a first optical signal outputted from the optical fiber and a second optical signal which has a wavelength different from the first optical signal and is inputted into the optical fiber, at least two inclined surfaces formed in the optical component in which the inclined surfaces inclines regarding a light axis of the optical fiber, an optical filter which transmits or reflects the first optical signal, which reflects or transmits the second optical signal, and which is formed in one of the inclined surfaces, a reflection surface which reflects the first optical signal or the second optical signal and which is formed in one of the inclined surfaces, and a lens formed in a fiber side end face of the optical component facing the ferrule. | 09-18-2008 |
20080226229 | SOA ARRAY OPTICAL MODULE - In an SOA array optical module, the central axis of a beam output from each intra-SOA waveguide is oblique by 22.3 degrees to a normal to an end face of an SOA array on the output side (the same applies to the input side) of the SOA array having intra-SOA waveguides of 8 channels. First and second lens arrays are arranged for the SOA array so that the central axis of the beam that is output obliquely by 22.3 degrees from the SOA array, the optical axis of a lens convex part of each channel of the first lens array, and the optical axis of a lens convex part of each channel of the second lens array agree with one another. Level differences are provided respectively on faces opposite to the lens convex parts of the first and the second lens arrays. | 09-18-2008 |
20080226230 | OPTICAL DEVICE - An optical device is provided to prevent a dicing blade form being clogged when a wafer is cut by means thereof. Further, an optical device is provided to the present invention can prevent unnecessary expansion of a resin used in the optical device. The present invention relates an optical device having a substrate and an optical waveguide layer laminated thereon. The optical waveguide layer has a first lateral surface connected to an optical fiber or an optical fiber array and a second lateral surface not connected to the same. The substrate has a lateral surface disposed on the same side as that of the second lateral surface of the optical waveguide layer. At least a portion of the second lateral surface of the optical waveguide layer is disposed in a plane different from the lateral surface of the substrate so that an exposed area of the substrate is formed between the second lateral surface of the optical waveguide layer and the lateral surface of the substrate. | 09-18-2008 |
20080260330 | ALIGNMENT WITH THIN BONDING LAYER OF OPTICAL COMPONENTS - An optical component is attached to a mounting block and the mounting block is attached to a carrier. The optical component is actively aligned by adjusting the optical component with respect to the mounting block and the mounting block with respect to the carrier. An adhesive used for the attachments can be in a layer of 5 microns or less to reduce thermal degradation and effects of thermal expansion. | 10-23-2008 |
20080260331 | Multiplexer/Demultiplexer, Method for Fabricating the Same, and Optical Multiplexe/Demultiplexer Module | 10-23-2008 |
20080267563 | OPTICAL ELEMENT MODULE AND METHOD OF ASSEMBLING THE OPTICAL ELEMENT MODULE - An optical element module includes a lead frame an optical element mounted on the lead frame, a resin housing including an opening part, and a tube body. The resin housing contains a part of the lead frame on which the optical element is mounted. The tube body includes a tube part for receiving an optical fiber terminal, a lens arranged between the optical element and the optical fiber terminal, and a lid part which covers the opening part of the resin housing. The tube part, the lens and the lid part are integrally formed. | 10-30-2008 |
20080279501 | LENS-EQUIPPED OPTICAL WAVE GUIDE DEVICE FOR TOUCH PANEL AND OPTICAL WAVEGUIDE FOR USE IN THE SAME - A lens-equipped optical waveguide device for a touch panel includes an optical waveguide including an under cladding layer, and a plurality of cores formed on a surface of the under cladding layer with respective ends in parallel along one edge portion of the under cladding layer; and a lens device having amounting surface for placing the optical waveguide, and a lens formed in an end portion of the mounting surface. The one edge portion has an end surface which abuts the lens when the optical waveguide is placed on the lens device. The lens device is formed with a protrusion on its abutting surface for abutting the end surface, while the end surface is formed with a recess complementary to the protrusion so that the protrusion and the recess are meshed to cause the end surface and the abutting surface to be in intimate contact with each other. | 11-13-2008 |
20080279502 | LENS-EQUIPPED OPTICAL WAVEGUIDE DEVICE FOR TOUCH PANEL AND MANUFACTURING METHOD THEREOF - A lens-equipped optical waveguide device for a touch panel comprises an optical waveguide including an under cladding layer and a plurality of cores; and a lens device having a mounting surface for placing the optical waveguide thereon and a lens formed in an end portion of the mounting surface. The mounting surface of the lens device includes an adhesive receiving groove formed therein, and the optical waveguide includes a through hole penetrating in the direction of the thickness of the optical waveguide and in communication with the adhesive receiving groove so that the bonding between the mounting surface and the optical waveguide with the adhesive is achieved by using the adhesive receiving groove and the through hole. | 11-13-2008 |
20080304790 | OPTICAL DEVICE AND METHOD FOR FABRICATING THE SAME - An optical device includes a base, an optical element chip attached to the base, an integrated circuit chip attached onto the back surface of the optical element chip, and a translucent member (window member). A wire is buried within the base, and the wire has an internal terminal portion, an external terminal portion, and a midpoint terminal portion. A pad electrode of the optical element chip is connected to the internal terminal portion through a bump, and a pad electrode of the integrated circuit chip is connected to the midpoint terminal portion through a fine metal wire. | 12-11-2008 |
20090010597 | METHODS AND APPARATUS FOR ALIGNMENT AND ASSEMBLY OF OPTOELECTRONIC COMPONENTS - Apparatus and methods are disclosed for precision alignment and assembly of opto-electronic components relative to one another. | 01-08-2009 |
20090016678 | OPTICAL MODULE - An optical module includes an optical waveguide member for passing light therethrough and an optical path changing member for receiving and reflecting light. The optical path changing member is optically coupled to the optical waveguide member. | 01-15-2009 |
20090067784 | COMPACT OPTICS FOR CONCENTRATION, AGGREGATION AND ILLUMINATION OF LIGHT ENERGY - A solar concentrator having a concentrator element for collecting input light, a redirecting component with a plurality of incremental steps for receiving the light and also for redirecting the light, and a waveguide including a plurality of incremental portions enabling collection and concentration of the light onto a receiver. Other systems replace the receiver by a light source so system optics can provide illumination. | 03-12-2009 |
20090087141 | Optical coupler - An optical coupler including: a substrate; a cladding layer formed on the substrate; and a slab waveguide formed on the cladding layer, wherein the slab waveguide comprises a first waveguide area on which a laser beam is incident and a second waveguide area having an incident surface capable of converging and outputting the laser beam passing through the first waveguide in a width direction. The optical coupler may optically couple one of an optical fiber and a laser diode with the slab waveguide, and more particularly, and a photonic crystal waveguide, with high efficiency. | 04-02-2009 |
20090087142 | Semiconductor Laser Module and Light Scanning Device and Image Forming Apparatus Using the Same - An angle β between a principal ray of incident light incident on an optical fiber via a lens system and a marginal ray of reflected light nearest to the principal ray of the incident light when the reflected light is the incident light reflected on an entrance end surface of the optical fiber is larger than an angle θ between the principal ray and a marginal ray of the incident light. A receiving surface is provided separately from an inner surface of a light-passing hole so that the reflected light is received by the receiving surface. Therefore, the reflected light from the entrance end surface of the optical fiber is prevented from returning to a semiconductor laser light source to thereby attain improvement in stability and high reliability of laser light output of the semiconductor laser light source. | 04-02-2009 |
20090092358 | LIGHT INPUT/OUTPUT TERMINAL MODULE OF THE OPTICAL COMPONENTS AND BEAM CONVERTING APPARATUS - A light input/output terminal module | 04-09-2009 |
20090110351 | Wave Energy Transmission Apparatus for High-Temperature Environments - A wave energy transmission apparatus has a conduit made from a refractory oxide. A transparent, refractory ceramic window is coupled to the conduit. Wave energy passing through the window enters the conduit. | 04-30-2009 |
20090136178 | Optical Assembly Connecting a Laser With Optical Fibre - An optical assembly includes an optical package having a wall with an aperture and includes a laser device capable of emitting a laser beam through the aperture and a collimator including a sleeve defining a first and a second end, the collimator including a terminating portion of an optical fibre. In addition, the assembly includes a joint element having a first and a second surface, the first surface contacting the wall around the aperture in a first contact area, and the second surface including a convex surface contacting a portion of the surface of the sleeve in correspondence of its first end in a second contact area, the convex surface being at least partially inserted in the sleeve, so that the collimator is aligned with respect to the laser beam. | 05-28-2009 |
20090136179 | LIGHT EMITTING UNIT, APPARATUS AND METHOD FOR MANUFACTURING THE SAME, APPARATUS FOR MOLDING LENS THEREOF, AND LIGHT EMITTING DEVICE PACKAGE THEREOF - A light emitting unit, an apparatus and method for manufacturing the same, an apparatus for molding a lens thereof, and a light emitting device package thereof, which are capable of achieving an enhancement in light extraction efficiency and an improvement in mass productivity, are disclosed. The light emitting unit manufacturing apparatus includes a mold including a first mold and a second mold coupled to each other under a condition in which at least one light emitting unit is interposed between the first and second molds, a groove formed in one of the first and second molds at a position facing the light emitting unit, the groove having a lens shape, and a passage extending from an outer surface of the mold to the groove. | 05-28-2009 |
20090142021 | COMPOSITE LIGHT GUIDING FILM MODULE - A composite light guiding film module is disclosed, which includes: a light guiding film; a light diffusion structure comprising a plurality of micro concave lenses arranged in a first direction and a second direction to form a second dimensional array and the curvature of each concave lens and the junction of the concave lenses are not equal to zero; and a refraction element comprising at least one refraction structure, wherein light from a light source passes through the refraction element and is refracted to the light diffusion structure, and the light passing through the light diffusion structure is refracted into the light guiding film and then propagates in the light guiding film by total reflection. | 06-04-2009 |
20090148099 | OPTICAL LINK MODULE, OPTICAL INTERCONNECTION METHOD, INFORMATION PROCESSOR INCLUDING THE OPTICAL LINK MODULE, SIGNAL TRANSFER METHOD, PRISM AND METHOD OF MANUFACTURING THE PRISM - An optical link module of the present invention for connecting light beams by deflection and including light-emitting devices arranged in a planar manner; an optical fiber bundle that is an optical waveguide for receiving the light beams from the light-emitting devices, and an optical turn which includes a plurality of aspherical lenses which are disposed between the light-emitting devices and the optical fiber bundle and are formed while corresponding to the number of the light-emitting devices and the number of optical fibers. | 06-11-2009 |
20090162012 | Lens Arrangement for Optical Rotating Data Transmission Devices in Arbitrary Surrounding Media - A rotating data transmission device for optical signals comprises two collimator arrangements for coupling light-waveguides, the collimator arrangements being rotatable relative to each other, and a derotating element being interposed in a light path between the collimator arrangements. At least one collimator arrangement comprises a lens system with a micro-lens array, and a light-waveguide holder firmly mounted to the micro-lens array with an intermediate space between the holder and the micro-lens array. At least one light-waveguide for supplying or collecting light to or from a micro-lens is fastened to both the micro-lens array and to the holder to prevent bending loads with attendant shifts of a mode field from acting upon the light-waveguide between the holder and the micro-lens array. | 06-25-2009 |
20090190883 | OCT PROBE - An OCT probe has a sheath to be inserted into a subject; and an optical system within the sheath, for changing the direction of light which propagates from a light source through an optical fiber to irradiate the light onto the subject through a transparent portion of the sheath, and for reflecting the light beam, which is reflected by the subject, to guide the light into the optical fiber. A light output surface, for causing the light to be output from the reflecting surface in a direction obliquely inclined with respect to the inner surface of the sheath, and a reflected light sheath entrance preventing portion, for preventing light reflected by the inner surface of the sheath from entering the optical fiber, are provided in the optical system. The reflected light sheath entrance preventing portion may be formed by providing a cut planar surface portion on the lens. | 07-30-2009 |
20090196550 | OPTICAL-ELECTRICAL TRANSMISSION CONNECTOR, OPTICAL-ELECTRICAL TRANSMISSION DEVICE AND ELECTRONIC DEVICE - An optical-electrical transmission connector having resistance to optical axis misalignment, having small loss, easily increasing the number of buses, and capable of being formed of a commonly-used material is provided. In a male connector, one collimating lens facing the other collimating lens when connecting the male connector to a female connector is arranged, and a light guide is arranged corresponding to the focal point of the one collimating lens. A positioning section is arranged corresponding to surroundings of the one collimating lens, and the positioning section has one inclined surface coming into contact with the other inclined surface when connecting the male connector to the female connector. | 08-06-2009 |
20090202202 | FIBER LENS WITH FRESNEL ZONE PLATE LENS AND METHOD FOR PRODUCING THE SAME - A Fresnel lens-integrated optical fiber that can be easily aligned and manufactured in miniature, and a method of fabricating the same are provided. The Fresnel lens-integrated optical fiber includes a light transmission section transmitting incident light, a light expansion section coupled to the light transmission section and expanding light provided from the light transmission section, and a Fresnel lens surface formed on a section of the light expansion section and focusing by passing through the light expanded in the light expansion section at a predetermined focal length. Accordingly, since the Fresnel lens surface has no curvature, arrangement of an optical coupling system is easy, manufacture is easy, and the optical coupling system can be miniaturized. | 08-13-2009 |
20090202203 | Coupling Element Alignment Using Waveguide Fiducials - An optical assembly includes a waveguide assembly and an optical coupling element. The waveguide assembly includes a core, a cladding portion, and, preferably, at least two waveguide core fiducials, the at least two waveguide core fiducials and the core being lithographically formed substantially simultaneously in a substantially coplanar layer. The core and the at least two waveguide core fiducials are formed in a predetermined relationship with the cladding portion. The optical coupling element (for example, a lens array or mechanical transfer (MT) ferrule), includes an optical element and, preferably, at least two alignment features associated with the optical element, the at least two alignment features being mated with the at least two waveguide core fiducials to accurately position the optical element with respect to the core in an X-Y plane. A method of alignment is also provided. | 08-13-2009 |
20090232452 | BI-DIRECTIONAL OPTICAL MODULE - An inexpensive optical bi-directional module by which diffraction efficiency of light beams having different wavelengths can be maximized at different diffraction orders, respectively, and light utilization efficiency is enhanced. The optical bi-directional module comprises a light emitting element for transmitting an optical signal toward the end of an optical fiber, a light receiving element for receiving an optical signal from the end of the optical fiber, and a grating having stepwise profiles repeated at a desired pitch. Assuming the position of the grating is on the DOE plane and the light emitting elements are located, respectively, at the end of the optical fiber and the position of the light receiving element, planar pitch of the grating is set such that a phase function being given as an equiphase-difference line on the DOE plane by causing interference of two light beams of the assumed light emitting elements has a phase function value representing an equiphase curve of integral multiples of 360°. | 09-17-2009 |
20090257713 | Waveguide device - A waveguide device that guides light through a core part formed in a cladding part is disclosed. The waveguide device includes a waveguide part formed in the cladding part so as to have the same refractive index as the refractive index of the core part so that the waveguide part communicates with the core part, and a refractive part configured to perform at least one of reflecting the light guided by the core part toward the waveguide part and reflecting light from the waveguide part toward a direction in which the light is guided by the core part. | 10-15-2009 |
20090263082 | OPTICAL RECEPTACLE, OPTICAL MODULE, AND METHOD OF MANUFACTURING AN OPTICAL MODULE - Provided are an optical receptacle capable of manufacturing an optical module thereby, while suppressing a manufacturing cost, preventing a quality degradation, and suppressing a quantity of returning light by reflection. In the optical receptacle, a recess for receiving a lens and a lens support and a through-hole penetrating from a bottom of the recess toward an exterior are formed, and the recess is formed so that an inner peripheral surface of the recess is fixed to a desired position with respect to an outer peripheral surface of the lens support, in a case where the lens and the lens support are received in the recess such that an optical axis of the lens and an optical axis of the optical fiber to be inserted into the through hole are deviated from each other. | 10-22-2009 |
20090269007 | Phase Offset Integrated Solid Immersion Mirror and Lens For a General Phase Front - An apparatus includes a core waveguide for directing electromagnetic radiation to a focal point, the core waveguide having a first interface on a first side of a longitudinal axis for directing a first plurality of rays of the electromagnetic radiation to a focal point and a second interface on a second side of the longitudinal axis for directing a second plurality of rays of the electromagnetic radiation to the focal point, wherein the first and second interfaces are shaped such that at the focal point, the second plurality of rays are about 180° out of phase with respect to the first plurality of rays. | 10-29-2009 |
20090279830 | OPTICAL GATE ARRAY DEVICE - An optical gate array device which permits the use of an optical gate array with a pitch smaller than the diameter of optical fibers. The optical gate array has an array of optical gates, and an optical fiber array has an array of optical fibers. A lens is arranged between the optical gate array and the optical fiber array, for collectively achieving optical coupling between all of the optical gates of the optical gate array and all of the optical fibers of the optical fiber array. | 11-12-2009 |
20090285527 | BLOCK-TERMINATED FIBER FOR LASER GENERATION OF ULTRASONIC WAVES - A laser transmission system. | 11-19-2009 |
20090290836 | OPTICAL INTERCONNECTION STRUCTURE AND METHOD FOR MANUFACTURING THE SAME - The present invention relates to an optical interconnection structure and a method for manufacturing the same. The optical interconnection structure includes a silicon substrate on which at least one groove formed with a lens is formed to have a curvature radius on the upper surface thereof; and a silica layer that is formed on the silicon substrate including the groove formed with the lens to retain a shape of the groove formed with the lens. As a result, there are effects that the optical interconnection structure can be manufactured in great quantities by performing most of the processes using a semiconductor processing equipment and have better thermal characteristics than that of the existing PCB substrate. | 11-26-2009 |
20090310915 | Multiple-Pathway Optical Transmitter - Optical systems comprise one or more optical pathways including lenses that are offset with respect to each other and lenses that are offset with respect to optical fibers. | 12-17-2009 |
20090324169 | MICRO-OPTICS PHOTONIC BANDGAP FIBER COUPLER - A resonator sensing device having an optics coupler device for communicating light between light source(s) and sensor(s) and a hollow core fiber resonator. Light from one resonator fiber tip is coupled to a second resonator fiber tip via a graded index (GRIN) lens having the appropriate pitch such that the maximum coupling efficiency is achieved and having two angled surfaces. The angled surfaces are coated with an appropriate coating having a reflectance R in order to achieve the desired degree of coupling. Light reflected by the second angled surface is captured with another lens (such as a microlens) and coupled to a third fiber segment (coupled port). The optical parameters for the GRIN lens and the microlens are tailored to have the least loss. | 12-31-2009 |
20090324170 | Spectral beam combining and wavelength multiplexing with an optical redirecting element - A method of spectral beam combining comprising the steps of projecting a plurality of laser beamlets of different wavelengths onto a first spectrally dispersive element, spatially chirping the plurality of beamlets via the first spectrally dispersive element, rearranging the spatially chirped beamlets with a beam redirecting element, and combining the beamlets into a single output beam via a second spectrally dispersive element. | 12-31-2009 |
20100002995 | OPTICAL TOUCH PANEL AND METHOD FOR MANUFACTURING THE SAME - An optical touch panel having over-cladding layers each integrated with a lens-shaped portion (i.e., optical waveguides each having a lens-integrated over-cladding layer). The optical touch panel requires neither lens assembly nor optical axis alignment, and is therefore free from the fear that the displacement of lenses will occur. This makes it possible to achieve high optical transmission efficiency and high impact resistance. | 01-07-2010 |
20100034501 | COMBINED STRUCTURE OF OPTICAL WAVEGUIDE - A combined structure of optical waveguides with high accuracy can be easily materialized by arranging cutout sections | 02-11-2010 |
20100046888 | OPTICAL CONNECTOR - The present invention provides an optical connector. The optical connector is characterized by comprising a sleeve with a flange provided at one end face of a hollow cylinder, a collimator lens, which is press-fitted into or fitted by insertion into the sleeve to be thereafter adhered and fixed to the sleeve, and an optical fiber, which is fusion-bonded at the end face of the collimator lens on the opposite side to the flange side in such a state that the collimator lens is fixed into the sleeve, wherein the end face of the flange is machined to a plane vertical to an optical axis, and the collimator lens has a focal position at the end face on the opposite side to the flange side. | 02-25-2010 |
20100074580 | LIGHT SOURCE UNIT AND IMAGE DISPLAYING APPARATUS - A light source unit includes a laser element that includes a plurality of light emitting points that are arranged along one direction on an end face thereof and irradiates laser beams having a spread in a spreading direction that is perpendicular to the one direction. A cylindrical lens held by a first body tube collimates the laser beams in block. Circular lenses held by a second body tube condense the collimated beams into an inlet of an optical fiber. The first body part and the second body part are positioned and directly coupled to each other so that an optical axis of the cylindrical lens accords with that of the circular lenses. | 03-25-2010 |
20100135615 | APPARATUS FOR COUPLING LIGHT BETWEEN INPUT AND OUTPUT WAVEGUIDES - An apparatus for coupling light between input and output waveguides includes a substrate, an input waveguide disposed on the substrate and comprising a first optical axis, and an output waveguide disposed on the substrate and comprising a second optical axis vertically offset from the first optical axis. A superlens is disposed on the substrate between the input waveguide and the output waveguide. The superlens has a middle optical axis and comprises a vertically graded refractive index film having a refractive index distribution n(y), where y is a vertical direction substantially perpendicular to the middle optical axis. | 06-03-2010 |
20100166367 | Beam coupler - A coupler assembly for a fiber laser is disclosed. The assembly includes a tubular housing having a sidewall with an interior surface, an exterior surface, a first end and a second end. An input collimator unit is also included and configured to be received within the first end of the sidewall of the tubular housing. An output collimator unit received within the second end of the sidewall of the tubular housing. Further included is a compression mechanism configured and arranged to concentrically align the input collimator unit and the output collimator unit about a common central axis. The assembly may further include an alignment mechanism configured and arranged to optically align the input collimator unit and the output collimator unit about a common optical axis. Optionally, a fluid coolant system may also be included. | 07-01-2010 |
20100215316 | Fiber Collimator Array - The invention provides a fiber collimator array including a fiber array in which a plurality of optical fibers is arrayed and a microlens array in which microlenses are arrayed on positions corresponding to the plurality of optical fibers on a transparent substrate. Each microlens and the transparent substrate are oppositely arranged so that a plurality of projections formed on a bottom face of each microlens intersects with a plurality of projections formed on a surface of the transparent substrate, and each microlens and the transparent substrate are adhered to each other by the adhesive. | 08-26-2010 |
20100220955 | Optical module and process for manufacturing the same - An optical module includes a lens-containing optically-transmissive member and a receptacle. The receptacle includes: an optical connector-inserting section; a fixing section for fixing the member; and an device-installing section for installing a semiconductor device serving as a light emitting device or a light receiving device. The fixing section communicates with the device-installing section. The member includes a main body and a lens. The main body includes a first section and a second section, the first section having a first outer diameter, which is substantially equal to a internal diameter of said fixing section, and said second section having a second outer diameter, which is smaller than the first outer diameter, and at least containing an end of said main body in a side of the device-installing section. | 09-02-2010 |
20100254654 | Optical Package With Multi-Component Mounting Frame - An optical package is provided comprising a laser diode, coupling optics, a wavelength conversion device, and a multi-component mounting frame. The coupling optics comprises a first lens component that creates a virtual magnified image V of the waveguide of one of the opposing facets with a magnification factor M | 10-07-2010 |
20100254655 | OPTICAL PLUG CONNECTION FOR OPTICAL WAVEGUIDES - An optical plug connection for optical waveguides including a plug and a matching socket, and also a method for adjusting the plug connection. In the case of such a plug connection, the plug has at least one planar, smoothed contact area oriented with respect to a propagation direction of a light beam passing from or into the plug, for bearing on a corresponding planar, smoothed mating contact area of the socket that is oriented with respect to the propagation direction of the light beam. | 10-07-2010 |
20100260454 | LASER TO OPTICAL FIBER COUPLING DEVICE AND METHOD - A missile defense system ( | 10-14-2010 |
20100272393 | Wafer based optical chassis and associated methods - An optical chassis includes a mount substrate an optoelectronic device on the mount substrate, a spacer substrate, and a sealer substrate. The mount substrate, the spacer substrate and the sealer substrate are vertically stacked and hermetically sealing the optoelectronic device. An external electrical contact for the optoelectronic device is provided outside the sealing. At least part of the optical chassis may be made on a wafer level. A passive optical element may be provided on the sealer substrate or on another substrate stacked and secured thereto. | 10-28-2010 |
20100278480 | LIGHT COLLECTION AND ILLUMINATION SYSTEMS EMPLOYING PLANAR WAVEGUIDE - An apparatus for distributing light from a waveguide through a collimating array, or collecting light over a given area into a waveguide. Light received within a waveguide is propagated transmissively and retained by total internal reflection, except in response to impinging upon deflector elements which sufficiently redirect the light to escape the waveguide into a collimator array that aligns and distributes the light. In a light collector, a collection array collects and collimates the received light and directs it at the surface of a waveguide, within which deflectors properly positioned in relation to each collector of the collector array, deflect the angle of the light so that it propagates through the waveguide in response to total internal reflection. The apparatus can be fabricated into an efficient and compact form. | 11-04-2010 |
20100278481 | ANISOTROPIC METAMATERIALS EMULATED BY TAPERED WAVEGUIDES: APPLICATION TO ELECTROMAGNETIC CLOAKING - A method for carrying out electromagnetic cloaking using metamaterial devices requiring anisotropic dielectric permittivity and magnetic permeability may be emulated by specially designed tapered waveguides. This approach leads to low-loss, broadband performance in the visible frequency range, which is difficult to achieve by other means. We apply this technique to electromagnetic cloaking. A broadband, two-dimensional, electromagnetic cloaking is demonstrated in the visible frequency range on a scale ˜ | 11-04-2010 |
20100278482 | Optical Transceiver Module - The optical module includes an optical device mounting substrate | 11-04-2010 |
20100284650 | Beam homogenizer, laser irradiation apparatus, and method of manufacturing a semiconductor device - The present invention provides a beam homogenizer being equipped with an optical waveguide having a pair of reflection planes provided oppositely, having one end surface into which the laser beam is incident, and having the other end surface from which the laser beam is emitted in the optical system for forming the beam spot. The optical waveguide is a circuit being able to keep radiation light in a certain region and to transmit the radiation light in such a way that the energy flow thereof is guided in parallel with an axis of the channel. | 11-11-2010 |
20100296776 | OPTICAL CIRCUIT AND OPTICAL SIGNAL PROCESSING APPARATUS USING THE SAME - Conventionally, there has been a problem that a structure in which optical signals outputting from a substrate facet in a PLC are optically coupled to a different bulk type optical device is so complicated that its assembly is laborious. There also has been a problem that a structure in which an output facet of a PLC is polished with an angle results in an increase in coupling loss in free space optics. With a lens bonded to an angled facet of a PLC, an optical circuit of the present invention achieves an optical coupling, with low loss, to a bulk-type optical device or another PLC with a simple structure. Moreover, a lens part and an optical fiber part are respectively bonded to different core apertures exposed on a single angled facet. Thereby, optical signals can be inputted to and outputted from the PLC through the single facet. | 11-25-2010 |
20100329605 | OPTICAL SUBASSEMBLY FOR COUPLING LIGHT INTO AN OPTICAL WAVEGUIDE - An optical subassembly for low-feedback coupling of light from a light source into an optical waveguide such as an optical fiber is described. The optical subassembly has an aspherical lens with surface sag having a rotationally symmetrical sag component without having a cone sag component, and a rotationally asymmetrical helical component for reducing coupling of light reflected from the optical fiber tip back into the laser aperture by causing a significant portion of the reflected light to encircle the laser aperture. The lens shape and the height of the helix are selected so that tight focusing onto the fiber tip is preserved, while the optical feedback is reduced. | 12-30-2010 |
20110013869 | MICROMECHANICALLY ALIGNED OPTICAL ASSEMBLY - An optical assembly includes a combination of laser sources emitting radiation, focused by a combination of lenses into optical waveguides. The optical waveguide and the laser source are permanently attached to a common carrier, while at least one of the lenses is attached to a holder that is an integral part of the carrier, but is free to move initially. Micromechanical techniques are used to adjust the position of the lens and holder, and then fix the holder it into place permanently using integrated heaters with solder. | 01-20-2011 |
20110038580 | SIDE FIRE OPTICAL DEVICE FOR LATERALLY REDIRECTING HIGH POWER ELECTROMAGNETIC ENERGY - A side fire optical device comprises a cap member, a sleeve and a fiber optic segment. The cap member comprises a closed end section, a tube section having a bore, and a transmitting surface. The sleeve is received within the bore of the tube section. The sleeve includes a bore and an exterior surface that is fused to a surface of the bore of the cap member. The fiber optic segment comprises an exterior surface that is fused to a surface of the bore of the sleeve, and a beveled end surface that is positioned adjacent the transmitting surface of the cap member. The beveled end surface is angled relative to a longitudinal axis of the fiber optic segment such that electromagnetic radiation propagating along the longitudinal axis of the fiber optic segment is reflected by the beveled end surface at an angle that is transverse to the longitudinal axis and through the transmitting surface of the cap member. | 02-17-2011 |
20110052120 | OPTICAL INTERCONNECTS - Various embodiments of the present invention are directed to optical interconnects. In one embodiment of the present invention, an optical interconnect comprises a laser configured to output an optical signal and a laser-diode driver electronically coupled to the laser. The laser-diode driver induces the laser to output the optical signal in response to an electrical signal received by the laser-diode driver. The optical interconnect includes a diffractive optical element and a plurality of photodetectors. The optical interconnect is positioned to receive the optical signal and configured to split the optical signal into a plurality of optical signals, and each photodetector converts one of the plurality of optical signals into an electrical signal that is output on a separate signal line. | 03-03-2011 |
20110058771 | MULTI-WAVELENGTH OPTICAL TRANSMITTING AND RECEIVING MODULES - A multi-wavelength optical transmitting module includes a housing, an optical output block, an optical transmitting block, and an optical multiplexer (MUX) block. The housing has a first coupling hole and a second coupling hole respectively formed in opposite surfaces thereof. The optical output block is coupled to the first coupling hole of the housing, is connected to an optical signal connector, and includes a first lens. The optical transmitting block is coupled to the second coupling hole of the housing and is connected to an electrical signal connector. In addition, the optical transmitting block includes a plurality of transmitting devices which respectively output light having different wavelengths and are arranged parallel to the optical output block, and a plurality of second lenses which are arranged on a light output side of the transmitting devices to correspond respectively to the transmitting devices. The optical multiplexer (MUX) block is disposed within the housing, multiplexes optical signals of multiple wavelengths, which were output from the transmitting devices and passed through the second is lenses, and transmits the multiplexed optical signals to the optical output block. | 03-10-2011 |
20110064357 | OPTICAL FIBER CONNECTOR - An optical fiber connector includes a main body and a cover mechanically coupled to the main body. The main body includes a coupling portion and a light guide portion extending from the coupling portion. The light guide portion includes a light incident surface and a light output surface arranged at opposite sides thereof. The coupling portion includes a first groove formed at a top surface thereof, facing the light incident surface and terminating at opposite sides of the coupling portion, and a plurality of recesses. The cover includes a second groove formed at bottom surface thereof, terminating at opposite sides of the cover, and a plurality of protrusions. The first groove and the second groove cooperatively form a receiving channel for receiving an optical fiber therein and allowing the optical fiber to be optically connected to the light guide portion. | 03-17-2011 |
20110064358 | OPTICAL PATH CHANGE MEMBER AND HOLDING MEMBER BODY - Provided is an optical path change member including a holding member body formed of a transparent material. The holding member body includes: at least two rows of optical-fiber insertion holes which hold optical fibers inserted therein, such that the optical axes of the optical fibers are inclined with respect to an optical axis of the optical device, and a reflective inner surface which totally internally reflects light incident from the optical-fiber insertion holes to a surface of the holding member body configured to face an optical device on a board. | 03-17-2011 |
20110069927 | OPTICAL FIBER COUPLER - A coupling device includes a fiber collimator, a wedge window pair and a plane window for coupling a light beam provided by a beam source to optical fiber. The fiber collimator is mounted to a base plate and includes a collimator lens, an end of the optical fiber being positioned at a focal point of the collimator lens. The wedge window pair is mounted to the base plate, and is configured to adjust the light beam to be parallel to an optical axis of the fiber collimator. The plane window is mounted to the base plate between the wedge window pair and the fiber collimator. The plane window is configured to align the parallel direction of the light beam with the optical axis of the fiber collimator. | 03-24-2011 |
20110081111 | Fiber Spectroscopic Probe Mountable On a Microscope - A fiber spectroscopic probe that can be mounted directly above the objective lens of a standard microscope to add a spectroscopic function to the microscope. The constructed microscope with fiber spectroscopic probe is suitable for micro-sampling, Raman analysis, as well as fluorescence analysis and can be easily reconfigured for different excitation/detection wavelengths. The fiber spectroscopic probe only consists of a minimum number of optical components and is compact enough to induce minimum alteration to the optical path of the microscope. | 04-07-2011 |
20110081112 | OPTICAL MODULE - In an optical module, an optical element array is an array of optical elements. Further, a lens array is an array of a plurality of lenses. An output point of a light beam of each optical element of the optical element array is caused to coincide with a central line of a corresponding lens of the lens array, and the light beam is made incident on the lens and a parallel beam is output from the lens. When the output point of the light beam of the optical element coincides with an optical axis of the lens, an optical path within the optical element and the optical axis of the lens fail to coincide with each other. | 04-07-2011 |
20110097037 | FIBER OPTIC BI-DIRECTIONAL COUPLING LENS - A component for coupling light bi-directionally between optical waveguides and optoelectronic devices is described. This component can be inexpensively manufactured and fits within the existing form-factor of fiber optic transceivers or transmitters, and has features for efficiently coupling laser light to a waveguide and light from the same waveguide to a detector. The described components can be formed as an array to operate within system that operation over parallel optical fibers. Applicability for these components is for optical time domain reflectometry, bi-directional optical communications, remote fiber sensing, and optical range finders. | 04-28-2011 |
20110110626 | Device for forming laser radiation - An apparatus for forming laser radiation. The apparatus can form the laser radiation such that the laser radiation can enter an optical fiber. The apparatus contains a first lens device for deflection and/or imaging or collimation of the laser radiation with respect to a first direction, and a second lens device for deflection and/or imaging or collimation of the laser radiation with respect to a second direction. The first and the second lens devices are provided in or on a component. | 05-12-2011 |
20110110627 | BEAM COLLIMATOR - A device, method of collimating beam coming out from an optical tapered-core guided wave structure with change of index of refraction longitudinally along the axial direction of the tapered-core guided wave structure in the core or cladding region is proposed in this invention. The guided wave structure includes optical fibers and waveguides. The beam collimator in this invention is combined with light couplers and illuminating sources in applications to laser surgery, machinery, probing, measuring, weapons, imaging devices. | 05-12-2011 |
20110123150 | OPTICAL ENGINE FOR ACTIVE OPTICAL CABLE - An optical engine is provided for an active optical cable. The optical engine comprises a substrate having electro-optical (EO) components coupled or connected to a same side of the substrate. The optical engine further comprises a molded optical structure (MOS) that couples or connects to the substrate and to optical fibers of the optical cable. The MOS interfaces with the substrate at a position adjacent the EO components. Optical paths through the MOS include a lens system comprising two optical power surfaces or lenses and one reflecting surface. The MOS lens system enables alignment of the optical fibers in a direction orthogonal to the optical axis established by the EO components. | 05-26-2011 |
20110123151 | MOLDED OPTICAL STRUCTURE FOR OPTICAL TRANSCEIVER - A device comprising a molded optical structure (MOS) connected to optical fibers. The device includes optical paths through the MOS. Each optical path comprises a first section and a second section. The first section is adjacent the optical fibers. The device comprises a first lens positioned at a first end of the first section, and a second lens positioned at a second end of the second section. The device comprises a reflector positioned in the optical path. The reflector reflects light in a direction approximately orthogonal to a direction from which the light is received. | 05-26-2011 |
20110150391 | OPTICAL FIBER CONNECTOR - An exemplary optical fiber connector includes a socket and a plug for insertion in the socket. The plug includes a first sidewall, an opposite second sidewall, a plurality of first fiber engaging holes formed in each of the first and second sidewalls, and a plurality of first converging lenses located in each of the first and second sidewalls, aligning with the respective first fiber engaging holes. The socket includes a fourth sidewall, an opposite fifth sidewall, a plurality of second fiber engaging holes formed in each of the fourth and fifth sidewalls, and a plurality of second converging lenses located in each of the fourth and fifth sidewalls, aligning with the respective second fiber engaging holes. The first converging lenses align with and directly face the respective second converging lenses. | 06-23-2011 |
20110158585 | PHOTOELECTRIC CONNECTOR ASSEMBLY WITH A LENS MEMBER HAVING LENSES AT OPPOSITE FACES THEREOF - A photoelectric connector assembly includes a first lens member connecting with fiber cables and defining convex lenses opposite to fiber cables, a connector and a substrate embedded with waveguides. The connector defines a mating cavity running through a front face thereof and inserted with said first lens member. The connector includes terminals with contacting sections exposing to the mating cavity, a second lens members. The second lens member is located at back of the first lens member and defines first convex lenses at a front face thereof and second convex lenses at a rear face thereof. The first convex lenses are coupled with the convex lens of the first lens member. The substrate defines light ports at free ends of the waveguides. The substrate is seated with the connector and the light ports are coupled with the second convex lenses of the second lens member. | 06-30-2011 |
20110182547 | TWO DIMENSIONAL FIBER COLLIMATOR ARRAY WITH HIGH RETURN LOSS - A lens system includes a body member holding at least one micro lens array. The micro lens array has a first surface with a plurality of micro lenses arranged in a row and a second surface opposing the first surface. The second surface is under an angle towards the first surface. Furthermore the lens system comprises either: (i) a plurality of ferrules enclosing end-portions of light waveguides, or (ii) a plurality of light waveguides without ferrules, wherein the ferrules or light waveguides are adhesively fastened in a spaced relationship from each other to the second surface of the micro lens array preferably by means of an adhesive, by bonding or by welding. | 07-28-2011 |
20110200283 | Fiber Optic Cable with High Interface Mismatch Tolerance - A fiber optic cable is provided with a cable section including at least one length of fiber optic line having a first end and a second end. A first and second plug each have a mechanical body shaped to selectively engage and disengage a jack housing. Each plug has a microlens with a planar surface to engage the fiber optic line end and a convex surface to transceive light in a first collimated beam with a jack optical interface. The fiber optic cable ends are formed in a focal plane of a corresponding plug microlens. | 08-18-2011 |
20110200284 | Fiber Optic Jack with High Interface Mismatch Tolerance - A fiber optic connector jack is provided with a backcap processing module. The jack includes a lens housing having a lensed lid. A connector flange extends from the lensed lid top surface, shaped to selectively engage a plug connector housing. A microlens having a first surface is formed in the lensed lid bottom surface. A convex surface is formed in the lensed lid top surface to transceive light in a collimated beam with a plug optical interface. A backcap enclosure wall extends from the lensed lid bottom surface. The jack also includes a backcap processing module with a circuit substrate and an optical element. The optical element (e.g., a laser diode or photodiode) has an optical interface formed in a focal plane of the microlens to transceive light with the microlens first surface. An electrical connector and electrical cable selectively engages a printed circuit board with the circuit substrate. | 08-18-2011 |
20110229076 | Optical Subassembly Package Configuration - An optical subassembly package configuration for monitoring a fiber, the configuration includes a container, an optical subassembly, an optical fiber, and a ferrule. The container has a face, and the optical subassembly is disposed within the container. The optical fiber communicates with the subassembly. The ferrule is attached to the face of the container, the fiber being monitored terminates inside the ferrule. | 09-22-2011 |
20110229077 | SMALL-FORM-FACTOR FIBER OPTIC INTERFACE DEVICES WITH AN INTERNAL LENS - Small-form-factor fiber optic interface devices with an internal lens are disclosed. The fiber optic interface devices have a ferrule with a bore that supports an optical waveguide. The lens is on or adjacent the ferrule front end and is aligned with the bore. A first planar surface is provided on or adjacent the lens. The first planar surface interfaces with a second planar surface of a second fiber optic interface device to form a fiber optic interface assembly having a liquid-displacing interface when the first and second fiber optic interface devices are engaged. | 09-22-2011 |
20110229078 | FIBER OPTIC INTERFACE DEVICES FOR ELECTRONIC DEVICES - Small-form fiber optic interface devices ( | 09-22-2011 |
20110268387 | Two Dimensional Fiber Collimator Array With High Return Loss - A collimator system comprises a micro lens array. The micro lens array has a first surface with a plurality of micro lenses and a second surface opposing the first surface. The second surface is under an angle towards the first surface. A fiber holder holding a plurality of parallel optical fibers has a first surface having an angle with respect to the longitudinal axis of the optical fibers. The fiber holder is attached to the micro lens array in such a way that the angle of the second surface of the micro lens array and the first surface of the fiber holder compensate. | 11-03-2011 |
20110268388 | OPTICAL CONNECTION SYSTEM - An optical connection system ( | 11-03-2011 |
20110274392 | OPTICAL TRANSMISSION APPARATUS AND OPTICAL TRANSMISSION SYSTEM - An optical transmission apparatus comprising a first gradient index lens, an optical receiver, and a second gradient index lens. The first gradient index lens is connected to an end of an optical transmission line. The optical receiver receives light and is provided to an electronic device. The second gradient index lens is arranged between the first gradient index lens and the optical receiver. | 11-10-2011 |
20110286697 | OPTICAL FIBER COUPLER - An optical fiber coupler includes a receiving interface and two lenses. The receiving interface is configured for matching and connecting to an external optical fiber of a particular diameter within a range of 62.5 μm to 100 μm, and for receiving optical signals from the external optical fiber. The two lenses are configured for coupling the received optical signals. A distance between the two lenses falls within a range from 0.5 mm to 0.95 mm. A curvature radius of each of the two lenses falls within a range from 0.3579 mm to 0.3898 mm. | 11-24-2011 |
20110286698 | Fiber optic connector microlens with self-aligning optical fiber cavity - A fiber optical connector microlens is provided with a self-aligning optical fiber cavity. The microlens includes a convex first lens surface and a second lens surface. A fiber alignment cavity is integrally formed with the second lens surface to accept an optical fiber core. A lens body is interposed between the first and second lens surfaces, having a cross-sectional area with a lens center axis, and the fiber alignment cavity is aligned with the lens center axis. In a first aspect, the fiber alignment cavity penetrates the lens second surface. In a second aspect, an integrally formed cradle with a cradle surface extends from the lens second surface, and a channel is formed in the cradle surface, with a center axis aligned with the lens center axis. The fiber alignment cavity includes a bridge covering a portion of the channel. | 11-24-2011 |
20110311182 | OPTO-ELECTRONIC ALIGNMENT SYSTEM AND METHOD - Alignment of one or more lenses with one or more opto-electronic devices in an opto-electronic system is aided by an aligner device having a substantially cylindrical body with a base and an outer ring. The base has one or more openings, one of which is a first opto-electronic device opening. The first opto-electronic device opening has a substantially circular shape coaxial with the outer ring and coaxial with a central axis of the aligner device. | 12-22-2011 |
20120008899 | Lens Array and Optical Module Including Lens Array - A complete reflection surface is formed in a notched section. A transmittance surface, a transmittance surface, and a complete reflection surface are formed in a recess section. The complete reflection surface completely reflects each laser beam emitted from first lenses. The transmittance surface and the transmittance surface transmit the incident laser beam. The complete reflection surface completely reflects each laser beam emitted from third lenses. A main body of a lens array optically couples optical fibers and photoelectric conversion elements (light-emitting elements and light-receiving elements) without an optical path of the laser light and an optical path of the laser light intersecting. | 01-12-2012 |
20120014645 | SINGLE LENS, MULTI-FIBER OPTICAL CONNECTION METHOD AND APPARATUS - The invention pertains to an expanded beam optical coupling method and apparatus comprising a single lens per connector through which the light from multiple fibers is expanded/focused to couple to corresponding fibers in a mating connector. | 01-19-2012 |
20120014646 | OPTICAL FIBER, METHOD OF PREPARATION THEREOF AND DEVICE - The invention provides an optical fiber, a method for the preparation thereof, and a device. An optical fiber, wherein a distal end of the optical fiber is provided with an optical mask adapted for projecting a predetermined pattern on a target surface by radiation transmitted from the distal end of the optical fiber, allows for the rapid application of patterns and three-dimensional structures on target surfaces, in particular on the ends of optical fibers. | 01-19-2012 |
20120014647 | Optical Receiver Module - An optical receiver module | 01-19-2012 |
20120020617 | Tunable optical filters with multiple ports - Described are tunable multiport optical filters that filter systems with many optical channels in a convenient and cost-effective manner. The tunable multiport optical filters of the invention are simple in design and have few optical components. The basic elements are a dispersion element and a rotating mirror. With properly arranged arrays of input and output optical fibers, individual wavelength components from a selected input beam are spatially separated and steered by the rotating mirror to selected output locations. The optical properties from the selected components may be measured by one or more photodetectors. The filters are also useful for selecting and routing optical signals. | 01-26-2012 |
20120020618 | Fiber Optic Connector and Alignment Mechanism for Single Lens Multi-Fiber Connector - The invention pertains to an optical connector assembly having an alignment mechanism for coupling two single-lens, multi-fiber optical connectors together. Particularly, each connector comprising a single lens through which the light from multiple fibers is expanded/focused for coupling to corresponding fibers in a mating connector. In one aspect of the invention, the alignment mechanism includes mating features extending from the fronts of the lenses having substantially longitudinal surfaces that meet and contact each other when the two connectors are coupled together in only one or a limited number of rotational orientations relative to each other to as to properly rotationally align the multiple fibers in the two mating connectors. This mechanism also helps align the two connectors with the optical axes of their lenses parallel to each other. In another aspect of the invention to even more effectively align the two connectors with their optical axes parallel to each other, the connector assembly includes an alignment sleeve into which the front of each lens extends when mated, an inner diametrical surface of the alignment sleeve contacting an outer diametrical surface of each of the two lenses over a substantial longitudinal portion of each lens. The alignment sleeve may, for instance, be a resilient split sleeve that expands radially to accept the lenses. | 01-26-2012 |
20120020619 | Imaging Interface for Optical Components - The invention pertains to an optical interface employing optics (e.g., lenses) that image the beams rather than collimate the beams. More specifically, each connector at an interface includes optics, e.g., a lens, adapted to receive a diverging beam emanating from field point and image the beam to an image point at a predetermined distance from the imaging lens. A connector employing such optics may, for instance, be effectively mated to either a similar connector with the same optics or to a connector having no lens. Specifically, it may effectively be mated to a second connector having no lens via a second connector structure that places the receiving optical component at the image point of the focusing optics of the first connector. Alternately, such a connector may be effectively mated to a second connector having an identical lens to the first connector provided that the first and second connector structures are adapted to mate such that the image points of the two lenses are coincident. | 01-26-2012 |
20120020620 | Tunable optical filters with multiple ports - Described are tunable multiport optical filters that filter systems with many optical channels in a convenient and cost-effective manner. The tunable multiport optical filters of the invention are simple in design and have few optical components. The basic elements are a dispersion element and a rotating reflector. With properly arranged arrays of input and output optical fibers, individual wavelength components from a selected input beam are spatially separated and steered by the rotating reflector to selected output locations. The optical properties from the selected components may be measured by one or more photodetectors. The filters are also useful for selecting and routing optical signals. | 01-26-2012 |
20120020621 | Laterally Coupled Optical Fiber Component and Processing Method Thereof - A side-coupling optical fiber assembly comprises a first substrate ( | 01-26-2012 |
20120027345 | BODY HAVING A DEDICATED LENS FOR IMAGING AN ALIGNMENT FEATURE - A body is configured for alignment to a substrate having an alignment feature. The body includes an alignment structure defining a viewing surface, and a dedicated lens adapted to focus an image of the substrate's alignment feature through an optically-clear material of the body and onto the viewing surface. In the fiber optic context, a lens body is provided for optically coupling a substrate's OED to a corresponding optical fiber. The lens body further includes at least one active lens adapted to cooperate optically with a respective OED. The dedicated lens is positioned externally to any optical path. An optical subassembly includes a substrate having at least one perceptible alignment feature provided in a predetermined spatial relationship to the OED, and a lens body secured to the substrate such that the image of the substrate's alignment feature appears aligned relative to the viewing surface. | 02-02-2012 |
20120027346 | INTERPOSER WITH ALIGNMENT FEATURES - An optical interposer for optically coupling light between an OED supported on a substrate and an optical fiber, the interposer comprising: (a) an interposer of an optically-clear moldable material comprising at least the following features: (b) a port for receiving a ferrule containing at least one optical fiber, the port comprising an interface surface positioned to optically couple with an end face of the optical fiber; (c) an active lens adapted to optically couple with an OED, the active lens and the interface surface optically coupled along an optical path in the interposer; (d) a protrusion extending backward from the port, the protrusion defining a first register surface, the first register surface being a certain distance from the optical path such that, when a second register surface of a ferrule containing the optical fiber contacts the first register surface, the ferrule is aligned with the port such that the port can receive a front portion of the ferrule if the ferrule is pushed forward. | 02-02-2012 |
20120045169 | OPTICAL-FIBER ARRAY METHOD AND APPARATUS - Method and apparatus for forming an optical-fiber-array assembly, which include providing a plurality of optical fibers including a first optical fiber and a second optical fiber, providing a fiber-array plate that includes a first surface and a second surface, connecting the plurality of optical fibers to the first surface of the fiber-array plate, transmitting a plurality of optical signals through the optical fibers into the fiber-array plate at the first surface of the fiber-array plate, and emitting from the second surface of the fiber-array plate a composite output beam having light from the plurality of optical signals. Optionally, the first surface of the fiber-array plate includes indicia configured to assist in the alignment of the plurality of optical fibers on the first surface of the fiber-array plate. In some embodiments, the second surface of the fiber-array plate includes a plurality of beam-shaping optics configured to shape the composite output beam. | 02-23-2012 |
20120045170 | OPTICAL WAVEGUIDE FOR TOUCH PANEL - An optical waveguide for a touch panel is capable of causing light beams emitted from a light-emitting optical waveguide section to enter a light-receiving optical waveguide section even when warpage or distortion occurs. Edges of an over cladding layer covering an end surface of a core for emitting a light beams and an end surface of a core for receiving the light beams respectively are configured in the form of light-emitting and light-receiving lens portions each having an outwardly-bulging arcuately curved surface as seen in vertical sectional view. The light-emitting lens portion has one of the following configurations: a configuration in which a light beam emitted from the light-emitting lens portion is adapted to diffuse in the direction of the height of the light-emitting lens portion; and a configuration in which the height of the light-emitting lens portion is less than that of the light-receiving lens portion. | 02-23-2012 |
20120063721 | TWO-PART OPTICAL COUPLING SYSTEM HAVING AN AIR GAP THEREIN FOR REFLECTING LIGHT TO PROVIDE OPTICAL FEEDBACK FOR MONITORING OPTICAL OUTPUT POWER LEVELS IN AN OPTICAL TRANSMITTER (TX) - A two-part optical coupling system is provided for use in an optical transmitter (TX) module. The two-part optical coupling system has first and second optical parts and an air gap at the interface between the two optical parts. A portion of the light produced by a laser diode of the optical TX module is refracted at the air gap and is coupled by the optical coupling system into an end of an optical fiber. A second portion of the light produced by the laser diode is reflected by the air gap and is coupled by the optical coupling system onto a monitor photodiode of the optical TX. The electrical signal produced by the monitor photodiode may be used to monitor and adjust the optical output power level of the laser diode. Because the air gap is formed at the interface between the first and second optical parts, the process of forming the air gap can be incorporated into the optical coupling system manufacturing process without increasing the cost of the manufacturing process. | 03-15-2012 |
20120070118 | CONNECTOR OPTICAL LENS WITH ALIGNMENT FEATURES - An optical lens of an optical connector includes alignment features for passive connection alignment. Fiber inserted into the lens is aligned with a fiber groove that restricts motion in at least one direction to align the fiber. The lens includes an alignment feature to passively align the lens with a mating alignment feature of a mating connector. The groove may, for example, be L-, V-, or U-shaped. The alignment feature can be a post with corresponding recess. Alignment can further be secured with a tab that constrains pivoting of the connectors when engaged. | 03-22-2012 |
20120076456 | Optical element and system using the same - A method for transmitting a signal in an optical system includes generating an optical signal along an optical axis for transmission through an optical element, positioning the optical element so that a surface discontinuity is positioned along the optical axis such that the optical signal defines a substantially radially symmetric intensity profile, and launching the optical signal into an input face of an optical fiber such that the intensity profile is substantially null proximate an optical axis associated with the optical fiber. | 03-29-2012 |
20120093462 | Unitary Multi-Fiber Optical Ferrule with Integrated Lenses - A unitary multi-fiber ferrule has micro-holes for optical fibers, an optical stop plane for the optical fibers, and a plurality of lenses disposed adjacent the front end, each of the plurality of lenses optically aligned with one of the micro-holes and exposed to air. Multiple rows of optical fibers and lenses may also be used in the unitary multi-fiber ferrule. The unitary multi-fiber ferrule requires less processing and equipment than other current optical ferrules. | 04-19-2012 |
20120099816 | PHOTONICS MODULE AND METHOD OF MANUFACTURING - An improved photonics module includes a Silicon motherboard having a plurality of v-grooves that collimate and optically align a laser diode emission is held within an enclosure that includes two or more positioning portions that locate and guide the Silicon motherboard in the desired position within the enclosure. The enclosure acts as a heat sink that provides stability and aids in wicking Silicon motherboard mounting material such damage to the Silicon motherboard by the mounting material is avoided. Methods of making the improved photonics module are also disclosed. | 04-26-2012 |
20120099817 | High Quality Factor Photonic Crystal Nanobeam Cavity and Method of Designing and Making Same - A deterministic design and manufacturing of an ultrahigh Q-factor, wavelength-scale optical cavity is invented and experimentally demonstrated. The design can be implemented on photonic crystal nanobeam cavities, which are based on 1D optical waveguides. The waveguide has dielectric index alternations that provide constructive interference and produces optical resonance. | 04-26-2012 |
20120099818 | OPTICAL WAVEGUIDE FOR TOUCH PANEL - The optical waveguide is disposed along the periphery of a display screen of a display of a touch panel. A light-emitting optical waveguide section and a light-receiving optical waveguide section are disposed in an alternating pattern along each edge of the display screen. Both of the light-emitting optical waveguide section and the light-receiving optical waveguide section are coupled together by placing end surfaces of end portions of the light-emitting optical waveguide section and the light-receiving optical waveguide section in abutment with each other. The light-emitting optical waveguide section includes cores each having an end portion provided in the form of a light-emitting lens portion. The light-emitting lens portion has an end surface provided in the form of a light-emitting lens surface. The light-receiving optical waveguide section includes cores each having an end portion provided in the form of a light-receiving lens portion corresponding to the light-emitting lens portion. | 04-26-2012 |
20120114285 | METHOD FOR CONTROLLING DIAMETER OF GRIN LENS FIBER AND FIBER DRAWING EQUIPMENT - When a GRIN lens fiber is drawn from a preform, control of a fiber diameter is improved in order to increase a production yield of the GRIN lens fiber having a fiber diameter within a desired range. The problem is solved by controlling the drawing speed using a fiber diameter c, which is obtained by correcting a fiber diameter a using the fiber diameter b and a fiber diameter α. The fiber diameter a is measured using a diameter measuring instrument A that measures an outer diameter of the GRIN lens fiber, which is being elongated inside a heating furnace, the fiber diameter b is measured using a diameter measuring instrument B that measures an outer diameter of the GRIN lens fiber outside the heating furnace, and the fiber diameter α is a value of the fiber diameter a measured a specified period of time T earlier. | 05-10-2012 |
20120128300 | OPTICAL MODULE - Provided is an optical module, including: an optical system having an optical path in a space thereof; an electro-optical device optically connected to a first input/output port as one of an input port and an output port of the optical system; an optical waveguide having flexibility; and a housing including an optical interface. The optical waveguide includes: a first connection portion optically connected to the optical interface in the housing; and a second connection portion optically connected to a second input/output port as another one of the input port and the output port of the optical system. The optical waveguide is arranged so as to be bent in the housing. A first optical axis passing between the optical interface and the first connection portion is displaced from a second optical axis passing between the second input/output port and the second connection portion. | 05-24-2012 |
20120128301 | Method For Writing High Power Resistant Bragg Gratings Using Short Wavelength Ultrafast Pulses - A method for writing a Bragg grating in a rare-earth doped glass optical waveguide is provided. Ultrafast optical pulses are generated, preferably in the femtosecond range and having a writing wavelength in the range of 300 nm to 700 nm and an intensity sufficient to induce a change of refractive index in the rare-earth doped glass waveguide through densification. The optical pulses are diffracted using a phase mask, to generate an interference pattern having a pitch providing a fundamental Bragg resonance corresponding to the target wavelength to be reflected by the grating. The interference pattern is impinged on a region of the rare-earth doped glass waveguide, which is heated to a temperature above a threshold of about 350° C., for a predetermined heating period. Advantageously, the heating step allows the elimination of photodarkening effects which would otherwise be present in the waveguiding properties of the waveguide. | 05-24-2012 |
20120134626 | OPTOELECTRONIC MODULE AND LIGHT TRANSMITTING AND RECEIVING MODULE HAVING SAME - An optoelectronic module for optically coupling with an optical fiber connector is disclosed. The optical fiber connector includes a light input optical fiber and a light output optical fiber. The optoelectronic module includes a circuit board, a photodiode mounted on the circuit board, a laser diode mounted on the circuit board and a light directing member mounted on the circuit board. The light directing member includes a first surface and a second surface substantially perpendicular to the first surface. The first surface faces the light input optical fiber and the light output optical fiber, the second surface faces the photodiode and the laser diode. The light directing member includes a light reflecting surface configured for reflecting light from the light input optical fiber to the photodiode and reflecting light from the laser diode to the light output optical fiber. | 05-31-2012 |
20120134627 | OPTICAL MODULE AND MANUFACTURING METHOD THEREOF - An optical module includes a substrate including an optical device chip disposed on a top surface thereof, a spacer having at least one through hole and combined with the substrate on the substrate to insert the optical device chip into the through hole, a cover combined with the spacer on the spacer to stop the through hole, and an optical fiber combined with the cover on the cover in a position corresponding to a position of the optical device chip. The optical module is configured such that light transmitted through the optical fiber is incident to the optical device chip or light emitted from the optical device chip is incident to the optical fiber. The optical module may be downscaled and produced in large quantities at low cost. | 05-31-2012 |
20120148190 | Optical module and optical transmission device using the same - There is provided an optical waveguide device including a light-emitting element having a light-emitting part for emitting a laser beam and a light-receiving element having a light-receiving part for receiving a laser beam, the elements being arranged on a mounting substrate in parallel with each other; and a first lens for optically coupling the laser beam emitted from the light-emitting part to a first optical waveguide core and a second lens for optically coupling the laser beam conducted through a second optical waveguide core to the light-receiving part, the lenses being arranged in parallel with each other, and in the optical waveguide device. The light-emitting element is a surface light-emitting semiconductor laser having a transparent semiconductor substrate laminated with an active layer as the light-emitting part, the surface light-emitting semiconductor laser emitting the laser beam from the active layer through the transparent semiconductor substrate. In the case where the surface light-emitting semiconductor laser and the light-receiving element are placed on a flat surface, when the active layer and the light-receiving part differ from each other in height with respect the flat surface, the optical waveguide device is configured so that the active layer is located at a focus position of the first lens and the light-receiving part is located at a focus position of the second lens. | 06-14-2012 |
20120148191 | ANGLED PHYSICAL CONTACT RECEPTABLE STUB AND ANGLED PHYSICAL CONTACT TRANSMITTER OPTICAL SUB-ASSEMBLY HAVING THE SAME - An APC receptacle stub and an APC TOSA having the same are provided. The APC receptacle stub includes a first APC stub and a second APC stub. The first APC stub has an optical fiber inserted thereto and is provided with one end section polished in an APC shape. The second APC stub has an optical fiber inserted thereto and is provided with one end section polished in an APC shape and an opposite end section which is coupled to an opposite end section of the first APC stub through rotation adjustment in the same axial direction as an axial direction of the opposite end section of the first APC stub. The APC receptacle stub enables easy optical alignment and is applicable to a light source that is sensitive to reflection. | 06-14-2012 |
20120148192 | OPTICAL MODULE HAVING FOCUSED OPTICAL COUPLING SYSTEM FOR SINGLE FIBER - An optical module is disclosed, in which the optical module installs a plurality of optical devices each optically coupling with a single fiber in the focused beam coupling system. The optical module includes a condenser lens, and respective optical devices install an individual lens. One of the beam waists of the condenser lens locates on the end of the optical fiber and the other of the beam waist locates on the outer wall of the coupling unit to which the optical devices are attached. One of the beam waists of the individual lens in the optical device substantially aligns with the other beam waist of the condenser lens, while, the other of the beam waist of the individual lens aligns at the semiconductor optical device. | 06-14-2012 |
20120155802 | OPTOELECTRONIC TRANSMISSION DEVICE HAVING SOLAR CELL UNIT - An optoelectronic transmission device includes an optical signal source, a light detector, a solar cell unit, and a power storage unit. The reflector covers the light detector and the optical signal source. The reflector is configured to internally totally reflect first light emitted from the optical signal source to a first optical fiber and reflect a first part of the second light from a second optical fiber to the light detector and reflect a second part of the second light to the solar cell unit. The light detector receives and converts the first part of the second light into electrical signals. The solar cell unit receives and coverts the second part of the second light into electrical energy. The power storage unit is electrically connected to the solar cell unit for storing the electric energy. The power storage unit powers the light detector and the optical signal source. | 06-21-2012 |
20120155803 | FERRULE ASSEMBLIES, CONNECTOR ASSEMBLIES, AND OPTICAL COUPLINGS HAVING CODED MAGNETIC ARRAYS - Ferrule assemblies having at least one coded magnetic array are disclosed. In one embodiment, a ferrule assembly includes a ferrule body having a coupling surface and a coded magnetic array having a plurality of magnetic regions. The coded magnetic array may be located within the coupling surface. The ferrule assembly further includes a lens component located within the ferrule body. The lens component may have a facet at the coupling surface of the ferrule body at a predetermined angle. In another embodiment, a translating ferrule assembly includes an optical interface and a coded magnetic array, and is configured to translate within a connector housing of an optical connector when coupled to an electronics device. Optical couplings having a coded magnetic array and sockets for receiving a connector are also disclosed. | 06-21-2012 |
20120155804 | OPTICAL COMPONENT AND METHODS OF MANUFACTURING - An optical component including microlenses and a transparent substrate oppositely arranged so that a plurality of projections formed on a bottom face of each microlens intersects with a plurality of projections formed on a surface of the transparent substrate, and each microlens and the transparent substrate are adhered to each other by the adhesive, and related methods of manufacturing. | 06-21-2012 |
20120163754 | OPTICAL COUPLINGS HAVING CODED MAGNETIC ARRAYS AND DEVICES INCORPORATING THE SAME - Optical couplings for making and optical connection between one or more devices are disclosed. In one embodiment, an optical coupling includes a coupling face, an optical interface within the coupling face, an optical component positioned within the optical interface, and at least one coded magnetic array. The at least one coded magnetic array may include a plurality of magnetic regions configured aid in mating the optical component with a corresponding optical component of a complementary mated optical coupling to a predetermined tolerance for optical communication. Optical cable assemblies and electronics devices having optical couplings with optical interfaces using coded magnetic arrays are also disclosed. | 06-28-2012 |
20120177320 | OPTICAL WAVEGUIDE FOR TOUCH PANEL AND TOUCH PANEL USING THE SAME - Provided are an optical waveguide for a touch panel which has high light-gathering power on a light-emitting side and which may materialize a touch panel having excellent position detection performance, and a touch panel using the optical waveguide. The optical waveguide for a touch panel includes: cores; and an over cladding layer covers the cores, the cores including light-emitting cores each formed as a lens portion having a shape in plan view including a tapered portion whose width gradually increases toward an end surface on the light-emitting side and an elliptical arc portion which bulges outwardly a tip side of the tapered portion having the gradually-increasing width so as to be in a shape of an elliptical arc, the elliptical arc portion having a major axis direction aligned in a longitudinal direction of the tapered portion. | 07-12-2012 |
20120183255 | LENS-INTEGRATED OPTICAL WAVEGUIDE AND METHOD OF MAKING THE SAME - A lens-integrated optical waveguide includes an optical conduit, a lens, and a non-wetting coating underlying the lens. A method for making an lens-integrated optical waveguide includes: forming an optical conduit having an end defining a planar end surface through which lights are transmitted out and received in; injecting a curable glue into a mold to form a pool of curable glues, the mold including a cavity having a concave shape to define a lens outer face; dipping the planar end of the optical conduit into the pool of curable glues; and curing the pool of curable glues onto the planar end surface of the optical conduit. | 07-19-2012 |
20120189248 | OPTOELECTRONIC TRANSMISSION DEVICE - An optoelectronic transmission device includes a base, an optical signal source positioned on the base, a light detector positioned on the base, a carrier covering the optical signal source and the light detector, a first lensed optical fiber and a second lensed optical fiber. The carrier has a first through hole, a second through hole and a reflective surface. The first lensed optical fiber is received in the first through hole. The first lensed optical fiber has a first lens opposing the reflective surface for directing first light reflected by the reflective surface into the first lensed optical fiber. The second lensed optical fiber is received in the second through hole. The second lensed optical fiber has a second lens opposing the reflective surface for directing a second light transmitted by the second lensed optical fiber to the reflective surface. | 07-26-2012 |
20120195551 | MEMS-BASED LEVERS AND THEIR USE FOR ALIGNMENT OF OPTICAL ELEMENTS - A MEMS based alignment technology based on mounting an optical component on a released micromechanical lever configuration that uses multiple flexures rather than a single spring. The optical component may be a lens. The use of multiple flexures may reduce coupling between lens rotation and lens translation, and reduce effects of lever handle warping on lens position. The device can be optimized for various geometries. | 08-02-2012 |
20120207433 | Optical connector for decreasing loss of optical signal transmission - An optical connector includes an insultive housing, an optical module movably retained on the insulative housing, a spring being assembled between the insulative housing and the optical module along a front to back direction, and a slider attached to the spring. The spring has a first end positioned on the insulative housing and a second end opposed to the first end. The slider is assembled to the second end of the spring and has a protruding arc mating surface to engage with the optical module. | 08-16-2012 |
20120213475 | FIBER OPTIC DEVICES AND METHODS OF MANUFACTURING FIBER OPTIC DEVICES - A method of forming a fiber optic device includes securing one or more optical fibers to a support. The support is coupled to a base that includes one or more optoelectronic devices. After one or more of the fibers are secured to the support, and the support is secured to the base, one or more of the fibers are cleaved. This method, and fiber optic devices made using this method are more easily aligned and may be produced at lower costs than existing manufacturing processes. | 08-23-2012 |
20120224809 | OPTICAL FIBER COMPONENT, MANUFACTURING METHOD THEREOF, OPTICAL FIBER AND LENS SUBSTRATE ASSEMBLY, AND MANUFACTURING METHOD THEREOF - An optical fiber and lens substrate assembly includes: an optical fiber component including an optical fiber core wire, and an end-surface-fixing resin block in which the optical fiber core wire is embedded, and cross section of an optical fiber element wire and a secondary coating that constitute the optical fiber core wire are exposed to a smooth surface thereof; and a lens substrate attached to the smooth surface of the end-surface-fixing resin block. | 09-06-2012 |
20120230633 | SHADING SYSTEM USING LIQUID LENS AND LIGHT WAVEGUIDE - Techniques described herein generally relate to assemblies with selective optical transmissivity. In some examples, an assembly with selective optical transmissivity is described. The assembly can include a first layer and a second layer. The first layer can include a multiple number of liquid lens units. Each of the liquid lens units can be configured to selectively focus incoming optical rays within a focal range defined between a first focal length and a second focal length. The second layer can be spaced apart from the first layer and can include a multiple number of optical waveguides. Each of the optical waveguides can include one or more waveguide inlets such that the second layer includes a multiple number of waveguide inlets. Each of the waveguide inlets may be associated with a respective one of the liquid lens units and may be spaced apart from the respective one of the liquid lens units by a distance within the focal range. | 09-13-2012 |
20120230634 | Radiation Waveguide Member - A radiation waveguide member comprises a closed chamber provided with multilayer asymmetrical graded-index medium. The radiant heat exchange is unbalanced between the open surface of the closed chamber and a single heat source, and the positive and negative values of the net radiant heat flux is generated. An automatic directional waveguide of the radiation of the single source is formed from the negative-value open surface to the positive-value open surface. The radiation waveguide member enables aggregating a low-density energy flow into a high-density energy flow. | 09-13-2012 |
20120237164 | Spatial Filtering of Higher Order Modes in Multimode Fibers - A mode filter for eliminating the propagation of higher-order modes along a section of optical multimode fiber comprises a graded index (GRIN) lens, preferably of a quarter-pitch length, and a pinhole element in the form of a small core fiber. This configuration creates a Fourier spatial filter assembly that removes higher order modes propagating along an optical fiber while capturing the fundamental mode of the optical signal. A section of GRIN fiber is preferably used as the lens, with the small core fiber disposed at the output of the GRIN fiber lens to collect substantially only the on-axis fundamental mode of the optical signal. Since the higher order modes are shifted away from the origin by the GRIN fiber lens, only the fundamental mode signal is captured by the small core fiber. | 09-20-2012 |
20120251045 | MULTI-CORE FIBER OPTICAL COUPLING ELEMENTS - An optical coupling system includes a first unit including a source of light or a first multi-core optical fiber, each of the source and the first multi-core optical fiber including at least a first aperture, a second unit including a second multi-core optical fiber including at least a second aperture corresponding to the first aperture of the first unit, and a lens array unit redirecting light between the first unit and the second unit, the lens array unit substantially matching light rays transmitted or received between the first aperture of the first unit and the corresponding second aperture of the second unit. | 10-04-2012 |
20120257855 | ARRAY-TYPE PHOTO MODULE | 10-11-2012 |
20120263415 | OPTICAL INTERCONNECT - An optical interconnect includes an optical fiber which terminates in a interconnect body and a micro lens which collimates light exiting the optical fiber to produce a collimated beam. A first personality module is configured operate on the collimated beam; the first personality module being aligned with and detachably connected to the interconnect body. The optical interconnect is configured to be inserted into a socket in an optical backplane, the first personality module being further configured to operate on light passing from the optical backplane into the optical interconnect. | 10-18-2012 |
20120263416 | LENS ARRAY AND OPTICAL MODULE PROVIDED THEREWITH - Provided is a lens array that can reliably obtain monitor light and is easy to manufacture. In the provided lens array, light incident on a first lens surface ( | 10-18-2012 |
20120288231 | LASER PACKAGE INCLUDING TILTED LASER AND METHOD OF USING SAME - In a laser package, a tilted laser causes laser light to be coupled into an optical fiber at an angle relative to a fiber axis of the optical fiber. The tilted laser emits laser light at an angle relative to a lens axis of a lens such that the lens directs and focuses the laser light at the angle relative to the fiber axis. Tilting the laser allows the laser light to be coupled into the optical fiber substantially parallel to or aligned with the core of the fiber while causing back reflection to be directed away from the laser, thereby improving coupling efficiency and minimizing feedback. The tilted laser may be coupled to an angle polished fiber, for example, in a laser package such as a TO can type laser package, a butterfly type laser package, or a TOSA type laser package. | 11-15-2012 |
20120288232 | METHODS FOR LIGHT COUPLING INTO POWER SEMICONDUCTORS - Disclosed is a method of coupling light into a power semiconductor device having a semiconductor structure with two or more layers. The power semiconductor device has multiple cells of functionally identical units linked by multiple interconnects. In each device unit, a patterned electrode layer is disposed on the surface of the semiconductor structure. The method includes illuminating the power semiconductor device by directing a light from a light source through the patterned electrode layer to form an enhanced light coupling with the semiconductor structure. The patterned electrode layer is configured to have a micron scaled grid pattern having multiple metal grids and aperture openings that is based on a distributed resistance model having two characteristic current decay lengths. | 11-15-2012 |
20120301078 | DOUBLE-VARIABLE-CURVATURE LENSED FIBER - A double-variable-curvature lensed fiber includes a cylindrical fiber body defining a central axis, and a lens body connected integrally to one end of the fiber body. The lens body has first and second inclined curved surfaces disposed respectively at opposite sides of an imaginary plane on which the central axis is disposed, and a light-transmissive portion formed between the first and second inclined curved surfaces. The light-transmissive portion has a first radius of curvature when viewed from a first direction, and a second radius of curvature when viewed from a second direction. The second radius of curvature is different from the first radius of curvature. | 11-29-2012 |
20120314996 | OPTICAL FIBER COMMUNICATION APPARATUS - An optical fiber communication apparatus includes a laser diode, a light guiding member, and an optical fiber. The laser diode emits a laser beam along a first direction. The light guiding member includes a first aspheric converging lens portion and a reflecting surface. The converging lens portion is optically aligned with the laser diode, and converges the laser beam. The reflecting surface obliquely oriented at θ degrees relative to the first direction, and the θ degrees rendering the converged laser beam totally internal reflecting toward. The index of the light guiding member is in a rang from 1.415 to 1.5 or from 1.65 to 1.7, and 37.32° θ<45° or 45°<θ56.3°. The optical fiber is oriented along a second direction receives the reflected converged laser beam, and the second direction substantially perpendicular to the first direction. | 12-13-2012 |
20120328240 | METAMATERIAL-BASED OPTICAL LENSES - Devices based on metamaterial structures to guide and manipulate light, other electromagnetic radiation and acoustic waves. For example, a lens can include a metamaterial structure comprising nano structures of metallic and dielectric materials; and a plasmonic waveguide coupler formed over the metamaterial structure for coupling electromagnetic radiation to or from metamaterial structure. The metamaterial structure has an anisotropic structure and the plasmonic waveguide coupler is structured to include metal and non-metal parts to support surface plasmon polaritons and to cause different phase delays at different locations of an interface with the metamaterial structure in a way that the metamaterial structure and the plasmonic waveguide coupler effect a lens for performing a Fourier transform of the electromagnetic radiation coupled between the metamaterial structure and the plasmonic waveguide coupler. | 12-27-2012 |
20130028559 | OPTICAL DEVICE, OPTICAL CONNECTOR, AND OPTICAL MODULE - An optical device includes first and second optical waveguides that each include a core and a cladding, and a connector that optically couples the first optical waveguide and the second optical waveguide with a lens interposed therebetween, wherein, in at least one of the first and the second optical waveguides, a difference in refractive index between the core and the cladding in a first direction differs from a difference in refractive index between the core and the cladding in a second direction that is different from the first direction, and wherein, in at least one of the first and the second optical waveguide, a first point of emergence of first rays that are output at angles in the first direction and a second point of emergence of second rays that are output at angles in the second direction are offset from each other along an optical axis. | 01-31-2013 |
20130039619 | GRIN-LENSED, TUNED WEDGE WAVEGUIDE TERMINATION AND METHOD OF REDUCING BACK REFLECTION CAUSED THEREBY - A GRIN-lensed, tuned wedge waveguide termination, a method of reducing back reflection to a waveguide caused by the GRIN-lensed, tuned wedge waveguide termination and a terminated optical fiber. In one embodiment, the GRIN-lensed, tuned wedge waveguide termination includes: (1) a GRIN lens subassembly including a GRIN lens having a pitch greater than a quarter pitch such that a primary beam propagating through the GRIN lens subassembly forms a waist and (2) a tuned wedge subassembly bonded to the GRIN lens subassembly and having a length selected such that the tuned wedge subassembly ends at least proximate the waist, the tuned wedge subassembly further having a bevel angle selected to reduce a back reflection into the waveguide. | 02-14-2013 |
20130039620 | Lens and a Method of Forming the Same, a Method of Generating a Refractive Index Profile for a Lens and a Photonic Package - According to embodiments of the present invention, a lens comprising a refractive index profile configured such that rays of light propagating in the lens form an at least substantially plane wavefront at an at least substantially vertical plane of the lens, is provided. The profile is configured to vary in an at least substantially bell curve shape along a radial direction of the lens. The lens includes a plurality of layers configured to generate the profile, wherein each layer of the plurality of layers comprises at least a first film and a second film arranged one above the other. | 02-14-2013 |
20130039621 | OPTICAL COUPLING STRUCTURE, AND OPTICAL COUPLING STRUCTURE ASSEMBLY METHOD - An optical coupling structure of the present invention is configured with a lens body and a clamp. The lens body includes a lens section having the lens and a fixing section. The clamp includes a positioning section, a pressing spring, and a retaining section. The positioning section determines a position of the clamp except a position in a direction of the optical axis of the optical fiber. The pressing spring makes contact with a surface of the lens body having a normal direction matching with the end face of the optical fiber, and generates a returning force when the clamp moves in a direction opposite to the normal direction of the surface. The retaining section is formed in a portion of the clamp to press the optical fiber and retains the optical fiber not to move in a direction apart from the lens. | 02-14-2013 |
20130044977 | Optical Receiver with Reduced Cavity Size and Methods of Making and Using the Same - Methods for manufacturing and using an optical or optoelectronic device are disclosed. The optical or optoelectronic device and related methods may be useful as an optical or optoelectronic transceiver or for the processing of optical signals. The optical or optoelectronic device generally comprises a light-transmitting medium configured to transmit a first light beam; a light-receiving unit configured to receive and process a focused, reflected light beam; a first mirror or beam splitter configured to reflect at least a first portion of the transmitted light beam away from the light-receiving unit; a lens configured to focus the reflected light beam; and a second mirror configured to reflect the focused, reflected light beam towards the light-receiving unit. | 02-21-2013 |
20130044978 | Method And System For A Multi-Core Fiber Connector - Methods and systems for a multi-core fiber connector are disclosed and may include communicating optical signals in a fiber comprising a multi-core. The connectors may comprise dimensions to fit one or more of: SC, LC, FC, or MU connectors. The optical signals may be collimated utilizing a lens in the connectors, and may comprise a graded-index (GRIN) lens or a ball lens. The connectors may comprise a ferrule assembly that encompasses an end of the optical fiber and is at least partially within a stem assembly. The ferrule assembly may comprise zirconia and the stem assembly may comprise stainless steel. The lens may be fixed adjacent to the ferrule assembly utilizing a stainless steel tube. The collimated optical signals may be communicated to a receiving lens that may focus the collimated optical signals onto a plurality of optical cores in a receiving optical fiber. | 02-21-2013 |
20130064503 | OPTICAL FIBER COUPLING ASSEMBLY - An optical fiber coupling assembly includes a first and a second optical fiber connectors. The first optical fiber connector includes a first light guide, a first light source, a first photoelectric conversion element, a plug holding a first optical lens, and a first optical fiber. The first optical fiber is optically aligned with the first light guide and the first optical lens. The second optical fiber connector includes a second light guide, a second light source, a second photoelectric conversion element, a second optical lens, and a second optical fiber. The second optical fiber connector defines a passage receiving the second optical lens. The second optical fiber is optically aligned with the second light guide and the second optical lens. The first and second optical lenses are aligned with each other when the plug is received in the passage. | 03-14-2013 |
20130071063 | OPTICAL CONNECTOR - An optical connector includes: a holding member that holds an optical transmission line; a lens member that has a lens; a concavo-convex structure provided between the holding member and the lens member; and a moving member that moves the concavo-convex structure between a first state where a protrusion and a recess of the concavo-convex structure are engaged with each other and a second state where a gap is formed between the protrusion and the recess. | 03-21-2013 |
20130084039 | LENS ARRAY OPTICAL COUPLING TO PHOTONIC CHIP - A photonic integrated circuit apparatus is disclosed. The apparatus includes a photonic chip and a lens array coupling element. The photonic chip includes a waveguide at a side edge surface of the photonic chip. The lens array coupling element is mounted on a top surface of the photonic chip and on the side edge surface. The coupling element includes a lens array that is configured to modify spot sizes of light traversing to or from the waveguide. The coupling element further includes an overhang on a side of the coupling element that opposes the lens array and that abuts the top surface of the photonic chip. The overhang includes a vertical stop surface that has a depth configured to horizontally align an edge of the waveguide with a focal length of the lens array and that vertically aligns focal points of the lens array with the edge of the waveguide. | 04-04-2013 |
20130084040 | Opto-Mechanical Joint Assemblies - A light collecting and disseminating apparatus is provided for use in harvesting sunlight from the exterior of a man-made structure, and providing light to the inside of the structure, via an opto-mechanical joint where sunlight would not normally be available. The internal arrangement of the collector allows for improved optical accuracy and performance over prior efforts. The apparatus is also characterized as possessing a low profile so as not to alter the appearance of buildings furnished with the invention. Further, light can be collected from any orientation and redirected through the opto-mechanical joint to a stationary light receiving port independent of the orientation of the collectors. | 04-04-2013 |
20130089289 | COUPLING OF A LASER SOURCE TO AN OPTICAL DATA DISTRIBUTING DEVICE - A computer system has an optical data distributing device for transmitting and distributing optical signals. A laser source generates light for forming the optical signals, and an optical fiber with a graded index of refraction couples the light from the laser source to the optical data distributing device. A lens is disposed to image light generated by the laser source into an input end of the optical fiber. The magnification of the lens is selected as a function of a ratio of a numerical aperture and diameter of the laser source divided by a ratio of a numerical aperture and diameter of the optical fiber. | 04-11-2013 |
20130094807 | OPTICAL COUPLING SYSTEM FOR USE IN AN OPTICAL COMMUNICATIONS MODULE, AN OPTICAL COMMUNICATIONS MODULE THAT INCORPORATES THE OPTICAL COUPLING SYSTEM, AND A METHOD - An optical communications module is provided with an optical coupling system that includes a reflective and focusing (RAF) lens and an index-matching material that together allow air gaps along the optical pathway, which are typically associated with the use of refractive optical elements used in known optical communications modules, to be eliminated. Eliminating these air gaps allows Fresnel reflection along the optical pathway to be eliminated, or at least greatly reduced. Eliminating or reducing Fresnel reflection reduces insertion loss and optical crosstalk in the optical communications module. | 04-18-2013 |
20130108217 | MICROLENS ARRAY AND OPTICAL TRANSMISSION COMPONENT | 05-02-2013 |
20130114926 | OPTICAL COLLIMATOR, OPTICAL CONNECTOR USING SAME AND HOLDING MEMBER FOR OPTICAL COLLIMATOR - In order to facilitate positioning of a collimator lens and an optical fiber while preventing cost increase, provided is an optical collimator having a holder ( | 05-09-2013 |
20130121638 | OPTICAL MODULE - An optical module includes a light emitting element, an optical fiber, a wavelength separating filter that is arranged at a predetermined angle with respect to a longitudinal direction of the optical fiber on a plane including the longitudinal direction of the optical fiber, and a lens for focusing light emitted from the light emitting element on the optical fiber via the wavelength separating filter. The light emitting element is arranged while being offset in a direction perpendicular to a central axis of the lens on a plane where the wavelength separating filter has the predetermined angle with respect to the central axis of the lens. | 05-16-2013 |
20130129280 | OPTICAL FIBER COUPLING CONNECTOR AND MALE PORT - An optical fiber coupling connector includes a female port, a male port, a plurality of optical fibers, and a plurality of signal wires. The female port includes a first inserting portion and a second inserting portion. The second inserting portion includes a housing and a plurality of lenses fixed within the housing. The housing includes a receiving chamber. The plurality lenses separate the receiving chamber to a first inserting hole and a second inserting hole at opposite sides of the lenses. The first inserting portion is inserted into the first inserting hole, and the male port is inserted into the second inserting hole of and coupled with the female port. The optical fibers are inserted into the male port. The signal wires are inserted into the first inserting portion of the female port. The lenses couple the plurality of optical fibers and the signal wires. | 05-23-2013 |
20130129281 | OPTICAL TRANSMISSION AND RECEIVING DEVICE FOR IMPLEMENTING PASSIVE ALIGNMENT OF COMPONENTS AND METHOD FOR PASSIVELY ALIGNING COMPONENTS - An optical device for implementing passive alignment of parts and a method therefore, more particularly an optical device and a method therefore that utilize an alignment reference part | 05-23-2013 |
20130142481 | METHOD AND APPARATUS FOR FIBER DELIVERY OF HIGH POWER LASER BEAMS - In various embodiments, an optical fiber includes a core having a relatively large area selected so as to raise a threshold of stimulated Raman scattering or stimulated Brillouin scattering, or both, the core having a high aspect ratio elongated cross-section and having a first refractive index. The core is narrower in a fast-axis direction and wider in a slow-axis direction, such that the fiber is mechanically flexible in the fast-axis direction and is mechanically rigid in the slow-axis direction. | 06-06-2013 |
20130142482 | OPTICAL FIBER COUPLER WITH MALE PORT AND FEMALE PORT - An optical fiber coupler includes a male port and a female port. The male port includes a main body, a positioning post and two lenses mounted on the body, and a first transmitting optical fiber and a first receiving optical fiber received in the main body. The first transmitting optical fiber and the first receiving optical fiber are coupled with corresponding optical fibers. The positioning post includes a columnar body and a conical frustum body. The female port includes a base body, a second transmitting optical fiber and a second receiving optical fiber received in the base body, two lenses coupling with the optical fibers. The base body defines a positioning hole corresponding to the positioning post. The positioning hole includes a columnar portion and a conical frustum portion. | 06-06-2013 |
20130156373 | PHOTOELECTRIC CONVERTER - A photoelectric converter for optical signals includes a laser diode for emitting the optical signals, an optical transmission module for transmitting the optical signals, and a photo diode for converting the optical signals to electrical signals. The optical transmission module includes lenses oriented at ninety degrees from each other, with total internal reflection between the lenses, and optical fibers coupled with the lenses. The photoelectric converter has a high coupling precision between the lenses and the optical fibers, and the loss of optical signals is minimized. | 06-20-2013 |
20130156374 | OPTICAL-ELECTRICAL MODULE - An optical-electrical module includes a base board and an optical transmitting unit fixed on the base board. The optical transmitting unit includes an edge-emitting laser transmitting optical signals parallel to the base board, a driving integrated circuit for driving the edge-emitting laser to transmit optical signals, and a first lens unit for transmitting and converging the optical signals. Furthermore, the optical-electrical module can also include an optical receiving unit used to receive the optical signals transmitted by the optical transmitting unit and convert the optical signals into electrical signals. The optical receiving unit includes a photo diode, a transimpedance amplifier, and a second lens unit. | 06-20-2013 |
20130156375 | OPTICAL COLLIMATOR AND OPTICAL CONNECTOR USING SAME - In order to fix an optical fiber to a desired position in a holding member easily and tightly, provided is an optical collimator ( | 06-20-2013 |
20130163923 | SMALL FORM FACTOR VARIABLE OPTICAL ATTENUATOR WITH CLADDING MODE SUPPRESSING FIBER - The invention relates to an electro-static variable optical attenuator suitable for use in a small form factor pluggable module. A short cladding suppressing fiber, such as a double clad optical fiber, dissipates attenuated light coupled to the cladding to reduce modal interference in the output light, while also reducing PDL and WDL introduced by the off set attenuation mechanism. | 06-27-2013 |
20130163924 | PHOTOELECTRIC CONVERTER - A photoelectric converter includes a laser diode, a female optical transmission module, a male optical transmission unit, and a photo diode. The female optical transmission module includes a plurality of first lenses and a plurality of second lenses oriented at ninety degrees from each other, with total internal reflection between the two lenses. The female optical transmission module defines a detection cutout, from which the first lenses and the second lenses can be observed simultaneously. The photoelectric converter has a high reliability in signal transmittance. | 06-27-2013 |
20130163925 | OPTICAL FIBER COUPLER AND INSERTION PORT - An optical fiber coupler includes two insertion ports inserted into each other. Each insertion port includes a main body having a connecting wall, at least two lenses positioned adjacent to the connecting wall, and at least two optical fibers coupled with the at least two lenses. While the connecting wall has an axis of symmetry, one insertion port acts as a male port, and the other insertion port acts as a female port. A positioning post protrudes from the connecting wall. A guiding hole is formed on the connecting wall. The projections of the positioning post and the guiding hole on the connecting wall are symmetrical around the longitudinal center axis of the optical fiber coupler, respectively. The lenses are symmetrical around the longitudinal center of axis. | 06-27-2013 |
20130163926 | OPTICAL FIBER COUPLER - An optical fiber coupler includes a main body and a cover detachably coupled with the main body. The main body includes a coupling member, at least two lenses, at least two optical fibers and a connecting post. The lenses and the optical fibers are mounted on the coupling member. The optical fibers couples with corresponding lenses. The lenses protrudes from the coupling member. The connecting post protrudes from the main body adjacent to the lenses. The cover defines a fixing hole and a covering groove corresponding to the lenses. The fixing hole engages with the connecting post, for positioning the coupling member to the cover. The cover covering the lenses via allowing the at least two lenses to be received in the covering groove. | 06-27-2013 |
20130170791 | OPTICAL MODULE - A low-cost optical module with highly consistent properties. The optical module includes, in a housing, an optical waveguide array, an optical functional element array, lens optics using one or a plurality of lenses for optically coupling the optical waveguide array and the optical functional element array, and a mirror disposed so as to convert the propagation direction of optical beams transmitted by the lens optics such that the optical beams are incident on the optical incidence ports of the optical functional element array. The optical functional element array is affixed to the housing, and the angle of the mirror is fixed in place after the angle of the mirror is adjusted such that the optical waveguide array and the optical functional element array are optically coupled. | 07-04-2013 |
20130177277 | OPTICAL WAVEGUIDE, METHOD FOR PRODUCING OPTICAL WAVEGUIDE, OPTICAL WAVEGUIDE MODULE, METHOD FOR PRODUCING OPTICAL WAVEGUIDE MODULE, AND ELECTRONIC APPARATUS - An object is to provide an optical waveguide that has low optical coupling loss when optically coupled with an optical element and that is capable of performing high-quality optical communication, a method for efficiently producing the optical waveguide, an optical waveguide module that is provided with the optical waveguide and is capable of performing high-quality optical communication, a method for efficiently producing the optical waveguide module, and an electronic apparatus. Provided is an optical waveguide including: a core portion; a clad portion that is provided to cover a side surface of the core portion; an optical path-converting unit that is provided partway along the core portion or on an extended line of the core portion and that converts an optical path of the core portion to the outside of the clad portion; and a lens that is provided on a surface of the clad portion at least at a portion optically connected to the core portion via the optical path-converting unit, and that is formed by causing the surface to locally protrude or to be locally depressed. | 07-11-2013 |
20130182998 | SILICON PHOTONIC CHIP OPTICAL COUPLING STRUCTURES - A silicon photonic chip is provided. An active silicon layer that includes a photonic device is on a front side of the silicon photonic chip. A silicon substrate that includes an etched backside cavity is on a backside of the silicon photonic chip. A microlens is integrated into the etched backside cavity. A buried oxide layer is located between the active silicon layer and the silicon substrate. The buried oxide layer is an etch stop for the etched backside cavity. | 07-18-2013 |
20130209034 | Probe - Optical probe having, independently, an irradiation light guide path for irradiation light and a received light guide path for acquiring radiated light. A first optical fiber configures the irradiation light guide path, and a second optical fiber configures the received light guide path. A condensing lens receives on one surface irradiation light from the first optical fiber and emits same on the other surface, and receives radiated light radiated from the other surface and concentrates same on the side of the first and second optical fibers. The central axis of the exit end of the first optical fiber is deviated relative to the optical axis of the condensing lens, moving reflected light at the condensing lens surface away from, and moving radiated light concentrated by the condensing lens closer to, the center of the light-receiving end of the second optical fiber. | 08-15-2013 |
20130230280 | MODULARIZED INTERPOSER - An interposer for optically coupling an optical device (OD) to a fiber, the OD mounted on a substrate, the interposer comprising: (a) a lens component comprising at least one lens for optically coupling with the OD the lens having a first optical axis, a first surface for mating with the substrate, and a second surface for mating with a third surface of a fiber component; (b) the fiber component comprising the third surface and a cavity for receiving at least one fiber and holding the fiber along a second optical axis, the first and second optical axes being perpendicular; and (c) wherein at least one of the lens component or the fiber component comprises a reflective surface for optically coupling the lens to a point along the second optical axis and adjacent the cavity. | 09-05-2013 |
20130251307 | IMAGING INTERFACE FOR OPTICAL COMPONENTS - The invention pertains to an optical interface employing optics (e.g., lenses) that image the beams rather than collimate the beams. More specifically, each connector at an interface includes optics, e.g., a lens, adapted to receive a diverging beam emanating from field point and image the beam to an image point at a predetermined distance from the imaging lens. A connector employing such optics may, for instance, be effectively mated to either a similar connector with the same optics or to a connector having no lens. Specifically, it may effectively be mated to a second connector having no lens via a second connector structure that places the receiving optical component at the image point of the focusing optics of the first connector. Alternately, such a connector may be effectively mated to a second connector having an identical lens to the first connector provided that the first and second connector structures are adapted to mate such that the image points of the two lenses are coincident. | 09-26-2013 |
20130259423 | MISALIGNMENT-TOLERANT TOTAL-INTERNAL-REFLECTION FIBER OPTIC INTERFACE MODULES AND ASSEMBLIES WITH HIGH COUPLING EFFICIENCY - Fiber optic interface modules and assemblies using same are disclosed, wherein the modules and assemblies are tolerant to misalignment and have a high coupling efficiency. The module has at least one lens that defines a folded optical path through the module body. The folded optical path is formed by total internal reflection within the module body from an angled wall of the module. The lens has an aspheric front surface and a planar rear surface and is configured to have an optimum tolerance to a lateral misalignment relative to a light source while maintaining a high coupling efficiency between the light source and an optical fiber. | 10-03-2013 |
20130266259 | MONOLITHIC BEAM-SHAPING OPTICAL SYSTEMS AND METHODS FOR AN OCT PROBE - Monolithic beam-shaping optical systems and methods are disclosed for an optical coherence tomography (OCT) probe that includes a transparent cylindrical housing having asymmetric optical power. The system includes a transparent monolithic body having a folded optical axis and at least one alignment feature that supports the end of an optical fiber adjacent an angled planar end wall. The monolithic body also includes a total-internal reflection surface and a lens surface that define object and image planes. Light from the optical fiber end traverses the optical path, which includes the cylindrical housing residing between the lens surface and the image plane. Either the lens surface by itself or the lens surface and the reflective (eg, TIR) surface in combination are configured to substantially correct for the asymmetric optical power of the cylindrical housing, thereby forming a substantially rotationally symmetric image spot at the image plane. | 10-10-2013 |
20130266260 | LENS ARRAY AND OPTICAL MODULE INCLUDING THE SAME - A lens array satisfies a+b+d | 10-10-2013 |
20130266261 | OPTICAL TRANSCEIVER INTERFACE WITH PLANAR ALIGNMENT AND SECURING - An optical lens connector includes alignment features for passive connection alignment. The alignment features have generally planar surfaces to interface with a mating connector. The alignment features passively align an optical fiber with an optical lens in the optical lens connector, by fitting adjacent to planar surfaces of the mating connector. When interfaced together, the alignment features restrict lateral and vertical motion of the connectors with respect to each other, which helps keep the optical lens aligned with the optical fiber. | 10-10-2013 |
20130272653 | AXICONS AND METHODS OF MAKING THE SAME - A method of making an axicon includes providing a structure having an axicon-shape cavity, the cavity having a first end and a second end, the first end of the cavity having a cross sectional dimension that is smaller than the second end, placing a polymeric substance into the axicon-shape cavity, and forming an axicon using the polymeric substance. | 10-17-2013 |
20130272654 | MULTI-DIRECTIONAL OPTICAL CONNECTOR - A multi-directional optical connector includes a main body and pairs of lenses arranged on the main body. The main body and the lenses are made of transparent material. The lenses in each pair are coaxial with each other. Different pairs of lenses are arranged along different directions. | 10-17-2013 |
20130272655 | WAVELENGTH INSENSITIVE EXPANDED BEAM WITH GRIN FIBER - A GRIN fiber lens connection system particularly suited for high-power laser applications is disclosed. In one aspect, a GRIN fiber lens expanded beam system that is efficient over a wide spectral region, e.g., a range of about 200 nm, 300 nm or 400 nm, is disclosed for coupling one optical fiber (such as a single-mode fiber) to another. For example, a GRIN fiber lens expanded beam system is efficient over a range of wavelengths from about 400 nm to about 800 nm, from about 190 nm to about 390 nm, or from about 1270 nm to about 1650 nm. A method for designing such a coupling system is also disclosed. In another example, the cores of the GRIN fiber lenses are substantially devoid of germanium, and the cladding is doped with an element, such as fluorine, that lowers the refractive index of the cladding. | 10-17-2013 |
20130279851 | INCLINED SURFACE-EQUIPPED LENS - An inclined surface-equipped lens includes a first inclined surface and a second inclined surface inclined relative to a plane perpendicular to an optical axis, and a corner portion formed by the first inclined surface and the second inclined surface being in contact with each other. Each inclined surface makes a predetermined inclination angle with the plane perpendicular to the optical axis, and the corner portion is located out of the optical axis and raised outward. | 10-24-2013 |
20130279852 | PAIRED-OPTICAL FIBER PROBE WITH A SINGLE BODY LENS AND METHOD FOR MANUFACTURING SAME - The present invention relates to a paired optical fiber probe with a single body lens and a method for manufacturing the same. The probe includes a first optical fiber, a second optical fiber arranged in parallel with the first optical fiber, and an optical fiber lens which is formed by heating a predetermined region including one end of the first optical fiber and one end of the second optical fiber using a heating means such that ends of the first and second optical fibers are integrally connected to each other, the optical lens having a lens surface with a predetermined radius of curvature. Thus, an optical coupling efficiency can be effectively improved through a simple manufacturing process, and the probe of the present invention can be utilized in a fluorescence spectroscopic system or an imaging system adopting reflectometry. | 10-24-2013 |
20130279853 | OPTICAL TRANSCEIVER INTERFACE WITH C-SHAPED PLANAR ALIGNMENT AND SECURING - An optical lens connector includes alignment features for passive connection alignment. The alignment features are C-shaped and have generally planar surfaces to interface with a mating connector. The alignment features passively align an optical fiber with an optical lens in the optical lens connector, by fitting adjacent to planar surfaces of the mating connector. When interfaced together, the alignment features restrict lateral and vertical motion of the connectors with respect to each other, which helps keep the optical lens aligned with the optical fiber. | 10-24-2013 |
20130287339 | PLANAR WAVEGUIDE ELEMENT - Disclosed is a planar waveguide element including a first cylindrical lens disposed based on an z-axis and configured to collimate beams emitted from a plurality of emitters of a laser diode bar; a lens array configured to gather the beam emitted from each emitter via the first cylindrical lens; a plurality of first waveguides existing on an x-y plane by a number of the plurality of emitters and configured to gather at one place via a bending section; a taper configured to connect the lens array and each first waveguide, a width of the taper being narrower from the lens array to the plurality of first waveguide; and a combined waveguide configured to combine the plurality of first waveguides into one. | 10-31-2013 |
20130294725 | OPTICAL INTERFACE AND SPLITTER WITH MICRO-LENS ARRAY - An apparatus includes a connector that connects to optical fibers for connecting first and second optical signals to the apparatus. A first optical ferrule is mounted perpendicularly to the connector, and transfers the first optical signals between the connector and first optical transducers mounted on a first substrate, via first holes formed in the first substrate. A second optical ferrule is mounted perpendicularly to the connector, and transfers the second optical signals between the connector and second optical transducers mounted on a second substrate, via second holes formed in the second substrate. A light rotation module bends and transfers the first and second optical signals between the connector and the first and second ferrules. One or more lenses are mounted between the first ferrule and the first holes, so as to couple the first optical signals via the first holes between the first ferrule and the first optical transducers. | 11-07-2013 |
20130294726 | OPTICAL MODULE HAVING ENHANCED OPTICAL COUPLING EFFICIENCY BETWEEN LASER DIODE AND OPTICAL FIBER - An optical module to emit light is disclosed where the optical module enhances the coupling efficiency between an LD and the optical fiber without increasing complexity in the optical alignment. The optical module includes a first aspheric lens and a second aspheric lens, where the first lens is implemented with a cap of the module; while, the second lens is supported in the holder on the cap. The holder may align with the cap. The lens system of the optical module shows the magnification of about 4 to 7, and the NA in a side of the optical fiber is equal to or greater than 0.13, while, that in the opposite side is equal to or greater than 0.65. | 11-07-2013 |
20130308902 | OPTICAL FIBER CONNECTOR WITH SHIELDING MEMBER - An optical fiber connector includes a first transmission member, a second transmission member engaged with the first transmission member, and an elongated shielding member. The first transmission member includes a first body and two lenses. The first body includes an upper surface, a lower surface parallel to the upper surface, and a front surface connecting the upper surface to the lower surface. A recess is defined in the upper surface and exposed at the front surface. The first body includes a first light coupling surface and a sealing surface in the recess. The second transmission member includes a second body having a second light coupling surface facing the first light coupling surface. The shielding member is fixed on the upper surface above the recess. The shielding member cooperates with the two light receiving surfaces, and the sealing surface to form a sealed room for receiving the two lenses. | 11-21-2013 |
20130315535 | EASILY ASSEMBLED OPTICAL SIGNAL TRANSMISSION DEVICE - An optical signal transmitting device includes a substrate, light emitting modules, an optical coupling element, an optical fiber module, and a pressing pole. The substrate has a first loading surface and a second loading surface. The optical coupling element is positioned on the first loading surface and includes a first cladding portion and coupling lenses. Each coupling lens has a first sloped surface and a second sloped surface. The light emitting modules are positioned on the second loading surface and spatially correspond to the respective first sloped surfaces. The optical fiber module is positioned on the first loading surface and includes a second cladding portion and fiber cores. Each fiber core has a bare end. The pressing pole presses each bare end to the corresponding second sloped surface. The refractive indexes of the substrate, the coupling lenses, the fiber cores and the air are n | 11-28-2013 |
20130322821 | EXPANDED-BEAM CONNECTOR WITH MOLDED LENS - An expanded-beam connector comprising a sleeve for holding at least one fiber and one lens body, the sleeve having an interior surface having a certain geometry, a fiber having a fiber end face, and a lens body, the lens body being formed with a first face and a second face, the first and second faces being substantially planar, the first face having an interface point for optically coupling with the fiber end face, the second face having a convex surface, the interface point and the convex surface being optically coupled through the lens body, the lens body having an outer periphery at least a portion of which has the certain geometry such that the lens body is held in a precise radial position relative to the sleeve when disposed in the sleeve. | 12-05-2013 |
20130330039 | COMPACT MICRO-OPTICAL DEVICES AND METHODS USING ASYMMETRIC LENSES - The performance, reliability, and cost of the optical couplers depends heavily on their design and packaging technologies. A need still exists in the art of design and manufacturing of optical coupler devices to provide superior performance, improved reliability and reduced cost simultaneously whilst addressing issues such as walk-off. Such improvements arising from the inclusion of asymmetric optical elements within the optical path rather than the circularly symmetric optical elements within the prior art. | 12-12-2013 |
20130343702 | OPTICAL FIBER ASSEMBLY HAVING FIBER BRAGG GRATING - An optical fiber assembly includes an optical fiber and a lens. The optical fiber defines a receiving groove in an end surface thereof. The lens is held in the receiving groove and includes a substrate and a Bragg grating. The Bragg grating includes a number of film layers stacked on the substrate. | 12-26-2013 |
20130343703 | LIGHT DIFFUSING FIBERS WITH INTEGRATED MODE SHAPING LENSES - A method including the steps of providing a light-diffusing optical fiber ( | 12-26-2013 |
20140003767 | OPTICAL FIBER SEGMENT HOLDERS INCLUDING SHIELDED OPTICAL FIBER SEGMENTS, CONNECTORS, AND METHODS | 01-02-2014 |
20140003768 | OPTICAL COUPLING LENS AND OPTICAL COMMUNICATION APPARATUS WITH SAME | 01-02-2014 |
20140016897 | Adjustable Fiber Optic Module System and Method - A pivotal and adjustable FOM system and method for aligning incoming beams into optical fibers. | 01-16-2014 |
20140016898 | OPTICAL WAVEGUIDE CONNECTOR - An optical waveguide connector for transmitting light from a laser emitter and to a photo receiver on a circuit board, including a base section having a receiving passageway; a planar waveguide received in the receiving passageway; and a light guide device coupling to the planar waveguide; wherein the planar waveguide has an input waveguide core corresponding to the laser emitter and an output waveguide core corresponding to the photo receiver; wherein the planar waveguide has a smooth front face, the input waveguide core and the output waveguide core extending to the front face; and wherein the light guide device comprises a first reflector proximal to the front face and a second reflector distal from the front face, the second reflector turns the light from the laser emitter toward the input waveguide core, and the first reflector turns the light from the output waveguide core toward the photo receiver. | 01-16-2014 |
20140037245 | ABERRATION CORRECTED SHORT WORKING DISTANCE OPTICAL PROBE WITH LARGE CONFOCAL PARAMETER - An optical probe is provided. The optical probe includes a lens extending along an axis between a first end and a second end. A spacer extends along the axis between a first end and a second end. The first end of the spacer is connected to the second end of the lens. A prism is connected to the second end of the spacer such that the prism is spaced apart from the lens by the spacer. | 02-06-2014 |
20140037246 | CONNECTOR OPTICAL LENS WITH ALIGNMENT FEATURES - An optical lens of an optical connector includes alignment features for passive connection alignment. Fiber inserted into the lens is aligned with a fiber groove that restricts motion in at least one direction to align the fiber. The lens includes an alignment feature to passively align the lens with a mating alignment feature of a mating connector. The groove may, for example, be L-, V-, or U-shaped. The alignment feature can be a post with corresponding recess. Alignment can further be secured with a tab that constrains pivoting of the connectors when engaged. | 02-06-2014 |
20140056557 | OPTICAL MODULE FOR TRANSMITTING OPTICAL SIGNAL - An optical module comprises: a housing; a first incident surface mounted on the housing for receiving an optical signal converted from an electrical signal; a first output surface mounted on the housing for exporting the optical signal from the first incident surface; a second incident surface mounted on the housing for receiving another optical signal to be converted to another electrical signal; and a second output surface mounted on the housing for exporting the another optical signal from the second incident surface. An aperture of the first incident surface is smaller than an aperture of the second incident surface. | 02-27-2014 |
20140056558 | OPTICAL FIBER AND MANUFACTURING METHOD THEREOF - An optical fiber has an incident end on which light is incident, an emitting end from which the light is emitted, and an aperture provided in a core located at or near the emitting end. The aperture is formed by irradiating the core with an ultrashort pulsed laser beam having pulse widths of 10 | 02-27-2014 |
20140064662 | CONNECTOR, METHOD OF MANUFACTURING SAME, AND OPTICAL COMMUNICATION SYSTEM - A connector includes: a fiber attachment path in which at least a part thereof has a height less than an outer diameter of an optical fiber; and a light-direction changing section provided at an end of the fiber attachment path. | 03-06-2014 |
20140072261 | DOCKING STATIONS, ELECTRONIC DEVICES, AND FIBER OPTIC CABLE ASSEMBLIES HAVING A MAGNETIC OPTICAL CONNECTION - Docking stations, electronic devices, fiber optic cable assemblies, and display devices incorporating optical connections including a magnetic coupling portion are disclosed. One embodiment of the disclosure relates to a docking station for an electronic device having a major surface. The docking station includes a mating surface operable to contact a major surface of an electronic device, and an optical connection disposed in the mating surface. The optical connection includes an optical interface portion and a magnetic coupling portion positioned adjacent to the optical interface portion. Another embodiment of the disclosure relates to an electronic device including a major surface having a cavity, and an optical connection disposed in the cavity. The optical connection includes an optical interface portion and a magnetic coupling portion positioned adjacent to the optical interface portion. The optical interface portion is offset from the major surface. Display devices are also disclosed. | 03-13-2014 |
20140086527 | VERTICAL LIGHT COUPLER - An optical coupler includes a double-sided planar substrate having a lens manufactured on one side and a mode expander on the other side. The mode expander is coupled to a mirror that redirects light between the mode expander and the lens. The mirror is lithographically aligned with the lens. The substrate is optically transparent to a target wavelength to be used for optical signaling. The lens can be a lens array, in which case there can be a mirror for each lens in the array. The mode expander can couple an optical signal to a planar lightwave circuit (PLC) or other optical circuit. The lens on the optical coupler can interface with a single-mode optical fiber. | 03-27-2014 |
20140086528 | OPTICAL COMMUNICATION MODULE - An optical communication module includes: an optical element array; a supporting member on which the optical element array is placed; an optical member for optically coupling the optical element array and a plurality of optical fibers together; a plurality of grooves provided in the supporting member or the optical member; and a plurality of protrusions provided on the optical member or the supporting member in correspondence with the grooves respectively. The grooves and the protrusions are mated together. The grooves are provided as being widened toward their openings. The grooves and the protrusions are each provided so that a location in a width direction at which no relative locational misalignment occurs therebetween lies on a line through the center of the optical element array. The grooves and the protrusions are each provided on at least two or more different lines through the center of the optical element array. | 03-27-2014 |
20140086529 | OPTICAL FIBER HEAD - This embodiment provides an optical fiber head in which a lens can reliably be fixed to a case body by a simple configuration, and therefore the optical fiber head can easily be produced at low cost. The optical fiber head includes a light projecting fiber, a light projecting lens, and a case body accommodating and holding the light projecting fiber and the light projecting lens. A blocking unit in which an opening is formed, a light projecting lens inserting hole, and an optical fiber inserting hole are provided in the case body. The light projecting fiber is fixed to the case body while a leading end surface of the light projecting fiber abuts a rear end surface of the light projecting lens, so that the light projecting lens is fixed to the case body by being sandwiched between the blocking unit and the light projecting fiber in an axial direction. | 03-27-2014 |
20140093203 | Single-Fiber Bi-Directional Optical Transceiver - A single-fiber bi-directional optical transceiver includes a laser diode, a photodiode, a splitter, a band filter between the splitter and the photodiode, a fiber optic connector, a first coupling lens between the laser diode and the splitter, a second coupling lens between the splitter and the fiber optic connector, and a shield plate having a run-through hole therein. The laser diode, the first coupling lens, the splitter, the second coupling lens and the fiber optic connector are coaxial and/or in series, and the photodiode, the band filter and the reflection path of the splitter are coaxial and/or in series. The shield plate is configured to stop wide-angle reflected light from being absorbed by the photodiode, while narrow-angle reflected light is isolated by the band filter. Thus, the single-fiber bi-directional optical transceiver can effectively reduce, avoid or eliminate crosstalk. | 04-03-2014 |
20140093204 | OPTICAL COUPLING DEVICE - An optical coupling device includes a main body and a substrate. The main body includes a lens portion and two connecting portions. The lens portion has a bottom surface with first light converging portions thereon, a side surface with second light converging portions thereon, and a reflecting surface connected to the bottom surface and the side surface. The substrate has a top wall, a bottom wall, and a contacting wall. The top wall defines a notch passing through the contacting wall and a slot passing through the bottom wall and communicating with the notch. The notch detachably receives the main body. The first light converging portions are exposed from the bottom wall through the slot. The second light converging portions are exposed from the contacting wall through the notch. | 04-03-2014 |
20140099055 | Single-Fiber Bi-Directional Optical Transceiver - A single-fiber bi-directional optical transceiver includes a bi-directional optical subassembly (BOSA) body and a fiber connecting sleeve connected to the BOSA body. The BOSA body contains a laser diode, a photodiode in a photodiode housing, and a splitter. The fiber connecting sleeve contains a connecting ferrule. A band pass filter is between the splitter and the photodiode, and the photodiode, band pass filter and reflection path of the splitter are coaxial and/or in series. Also, a coupling lens is between the splitter and the connecting ferrule, and the laser diode, splitter, coupling lens and connecting ferrule are coaxial and/or in series. In the single-fiber bi-directional optical transceiver, no fiber stub is present, thereby reducing the cost and/or size of the transceiver. By providing a coupling lens between the splitter and the connecting ferrule, the size of the BOSA body can be further reduced, thereby realizing a smaller package size. | 04-10-2014 |
20140099056 | OPTICAL COUPLING LENS - An optical coupling lens includes a light incident surface, a light output surface perpendicular to the light incident surface, a reflection surface interconnected between the light incident surface and the light output surface, a first converging lens and a second converging lens formed on the light incident surface, and third converging lens formed on the light output surface and has a semi-cylindrical shape. Optical axes of the first converging lens and the second converging lens are perpendicular to the light incident surface and located on a common imaginary plane. A central axial plane of the third converging lens is perpendicular to the light output surface. An intersecting line between the central axial plane and the common imaginary plane is located on the reflection surface. A width of the third converging lens is equal to a diameter of each of the first converging lens and the second converging lens. | 04-10-2014 |
20140099057 | OPTICAL COUPLING DEVICE - An optical coupling device includes an optical coupling member, an optical-electrical converting module, and at least two optical fibers. The optical coupling member has a first under positioning portion. The optical-electrical converting module has a substrate, a base, an optical signal transmitter, and an optical signal receiver. The base is made of an insulating material and is provided on the substrate. The base has a receiving portion and a second under positioning portion to engage the first under positioning portion. The optical signal transmitter and the optical signal receiver are receiving in the receiving portion and face the first lens portion when the second under positioning portion engages the first under positioning portion. The optical fibers are beside the optical coupling member and face the second lens portion. | 04-10-2014 |
20140099058 | FIBER TRAYS, FIBER OPTICAL MODULES, AND METHODS OF PROCESSING OPTICAL FIBERS - Fiber trays and fiber optic modules and assemblies using the same are disclosed, wherein optical fibers are secured to a fiber tray that is then secured to a body of the fiber module. The body defines a plurality of lenses that reflect light using a total-internal-reflection surface to direct light to active optical components. The fiber tray is secured to the body such that the plurality of optical fibers may be secured within fiber support features of the body that align ends of the optical fibers to the lenses defined by the body. Optical-electrical connectors employing such two-piece fiber optic modules are also disclosed, as well as methods of processing a plurality of optical fibers using a fiber tray. | 04-10-2014 |
20140099059 | COMPACT OPTICAL PACKAGE MADE WITH PLANAR STRUCTURES - A device structure and system for connecting optical waveguides to optical transmit and receive components is described. The structure is made of two parts. The lower part contains active optoelectronic components, such as lasers and photodetectors, and optical lenses. The lower part can be assembled by steps of aligning and bonding planar components. The upper part contains optical waveguides and lenses for coupling light into and out of the waveguides. The top part is mechanically connected to the lower part to form a mechanically sound connection. The lens system provides some tolerance to mis-alignment between the top and bottom parts. The system has features that enable fiber optic components to operate and survive in harsh environments, particularly large temperature extremes. | 04-10-2014 |
20140112620 | PHOTO MODULE - A photo module which measures a signal strength in a transmission path, and this technique collects a signal light, guided to a photo module, on a light receiving element without increasing the number of manufacturing processes and the cost and, at the same time, prevents reflected light returned from the photo module from entering inside the transmission path again. | 04-24-2014 |
20140133801 | LIGHT RECEPTACLE AND OPTICAL MODULE EQUIPPED WITH SAME - An optical receptacle includes a cylindrical optical fiber attaching section for attaching an end portion of an optical fiber, a cylindrical photoelectric conversion device attaching section for attaching a photoelectric conversion device having a light-receiving element, and a lens for optically coupling the end portion of the optical fiber and the light-receiving element. A face of the lens that faces the end portion of the optical fiber is formed into a planar face having a slope angle of 14 degrees to 16 degrees in relation to a virtual plane perpendicular to an optical axis of the lens. | 05-15-2014 |
20140133802 | LIGHT RECEPTACLE AND OPTICAL MODULE EQUIPPED WITH SAME - An optical receptacle is disposed between a photoelectric conversion device and an optical fiber, in which photoelectric conversion device a light-emitting element and a light-receiving element that receives monitor light for monitoring light emitted from the light-emitting element are mounted on substrate. Light of the light-emitting element that has been incident on a first surface is reflected by a first reflective surface, and then is separated by a light separating section into monitor light and light to be coupled with a fiber end. The monitor light is emitted from the first surface towards the light-receiving element side. The light to be coupled with the fiber end is emitted from a second surface towards the fiber end side. A traveling direction of the light reaching the second surface from the first reflective surface is maintained at a reflection direction of the first reflective surface. | 05-15-2014 |
20140133803 | FIBER OPTICS CONNECTORS - Optical multifiber connectors with multiple termination ferrules and multilens arrays are disclosed. In one aspect, an optical fiber connector includes a multilens array and at least one alignment post. The lenses protrude from a first surface of a transparent plate, and the least one alignment post protrudes from a second surface of the transparent plate opposites the first surface. The connector includes a first standoff frame disposed on the first surface and a second standoff frame disposed on the second surface. | 05-15-2014 |
20140147078 | GRADIENT INDEX (GRIN) LENS CHIPS AND ASSOCIATED SMALL FORM FACTOR OPTICAL ARRAYS FOR OPTICAL CONNECTIONS, RELATED FIBER OPTIC CONNECTORS - Gradient index (GRIN) lens chips and associated small form factor optical arrays for optical connections, and related fiber optic connectors are disclosed. By aligning GRIN lenses within a GRIN lens chip, a more precise and reliable alignment may be achieved with respect to optical fibers than if a single conventional ferrule is utilized to align and secure both GRIN lenses and optical fibers. The GRIN lens chip may include a GRIN lens received and thereby aligned within a groove disposed between a fiber end and a terminal end of a GRIN lens holder body. The optical fibers may also be received and thereby aligned within a groove of a ferrule body. In this manner, when the GRIN lens chip containing the GRIN lenses is aligned with a ferrule body containing the optical fibers, then the GRIN lenses may be precisely located relative to the optical fibers. | 05-29-2014 |
20140153871 | OPTICAL COUPLING ELEMENT AND OPTICAL-ELECTRIC CONVERTING MODULE USING SAME - An optical coupling element includes a lower surface, an upper surface, and a side surface. The lower surface defines a first cavity. The first cavity includes a bottom portion. The bottom portion forms at least two first light coupling lenses. A diameter of each first light coupling lens is equal to d | 06-05-2014 |
20140153872 | PHOTOELECTRIC COUPLING MODULE - A photoelectric coupling module includes a photoelectric board, a photoelectric lens module, and a jumper. The photoelectric board is configured for converting light rays into electrical signals or converting the electrical signals into the light rays. The photoelectric lens module is positioned on the photoelectric board and configured for reflecting the light rays. The jumper includes a fiber connector and two fasteners extending from one side of the fiber connector. The photoelectric lens module is locked between the fasteners and the fiber connector. The photoelectric lens module reflects the light rays emitting from the photoelectric board to the fiber connector or reflects the light rays emitting from the fiber connector to the photoelectric board. | 06-05-2014 |
20140161391 | OPTICAL MODULE AND OPTICAL TRANSMISSION METHOD - To provide an optical module and optical transmission method that reduce tracking errors caused by position shifting of the focal point of light related to the optical axis direction, using a simpler method. A lens | 06-12-2014 |
20140169734 | COUPLING LIGHT FROM A WAVEGUIDE ARRAY TO SINGLE MODE FIBER ARRAY - Techniques for coupling light from a waveguide array to a single mode fiber array are described. In an embodiment, lateral misalignment of an array of focusing lenses and an array of optical fiber ferrules held into alignment by a lens holder sub-assembly is compensated by tilting the lens holder sub-assembly with respect to the propagation axis of the light being coupled by the lens holder-subassembly. Since the amount of tilt can be adjusted according to the degree of lateral misalignment, lens holder sub-assemblies manufactured with varying degrees of misalignment may be utilized to couple light into single mode fiber-optic cable. In addition, the same technique can also be used to compensate for other defects as well, such as angular errors in manufacturing or placement of a turning mirror or prism used to direct light into the lens holder sub-assembly. | 06-19-2014 |
20140169735 | OPTICAL-ELECTRIC CONVERTING ELEMENT AND OPTICAL-ELECTRIC CONVERTING MODULE - An optical-electric converting element includes a lower surface and a side surface. The lower surface defines a cavity. A bottom portion of the cavity forms at least one first light-gathering coupling lens and at least one first light-emitting coupling lens. A diameter of the at least one first light-receiving coupling lens is equal to d1, and a diameter of the at least one first light-emitting coupling lenses is equal to d2. The side surface perpendicularly connects to the lower surface. The side surface forms at least one second light-receiving coupling lens and at least one second light-emitting coupling lens. A diameter of the at least one second light-emitting coupling lens is equal to d3, a diameter of the at least one second light-receiving coupling lens is equal to d4; wherein d1>d3 and d4>d2. | 06-19-2014 |
20140169736 | LENS ELEMENT AND OPTICAL COMMUNICATION APPARATUS WITH SAME - A lens element includes a first surface, a second surface, at least one first communicating lens portion on the first surface, at least one second communicating lens portion on the second surface, and a first deflecting surface for deflecting optical signals between the at least one first communicating lens portion and the at least one second communicating lens portion. The lens element further includes a first testing lens portion, a second testing lens portion, a second deflecting surface, and a third deflecting surface. The second deflecting surface and the third deflecting surface deflect a detecting light converged by the first testing lens portion at a predetermined angle so that the detecting light passes out of the lens element through the second testing lens portion. | 06-19-2014 |
20140178001 | OPTICAL COUPLING MODULE AND OPTICAL FIBER COUPLING CONNECTOR - An optical coupling module includes a reflection member, first and second assembled members, first and second converging lenses. The reflection member includes a first surface, a second surface perpendicular connected to the first surface, and a reflection surface obliquely interconnected between the first and second surfaces. The first assembled member includes a first optical surface and is detachably mounted on the first surface. The second assembled member includes a second optical surface and is detachably mounted on the second surface. The first converging lenses are arranged on the first optical surface. The second converging lenses are arranged on the second optical surface and correspond to the second converging lenses. The reflection surface reflects parallel light beams from the first converging lenses toward the corresponding second converging lenses and reflects parallel light beams from the second converging lenses toward the corresponding first converging lenses. | 06-26-2014 |
20140178002 | OPTICAL COUPLING LENS AND OPTICAL FIBER COUPLING CONNECTOR - An optical coupling lens includes a body portion, two locating posts, and two converging portions. The body portion includes a first surface, a second surface perpendicular to the first surface, and a reflecting surface obliquely interconnected between the first surface and the second surface. The first surface defines two light-passing recesses. The locating posts perpendicularly extend from the first surface. The converging portions are formed on the second surface and correspond to the light-passing recesses. The reflecting surface is configured for reflecting parallel light beams from one light-passing recess toward a corresponding converging portion, and for reflecting parallel light beams from one converging portion toward a corresponding light-passing recess. | 06-26-2014 |
20140185983 | APPARATUS PROVIDING SIMPLIFIED ALIGNMENT OF OPTICAL FIBER IN PHOTONIC INTEGRATED CIRCUITS - A structure for optically aligning an optical fiber to a photonic device and method of fabrication of same. The structure optically aligns an optical fiber to the photonic device using a lens between the two which is moveable by actuator heads. The lens is moveable by respective motive sources associated with the actuator heads. | 07-03-2014 |
20140185984 | OPTICAL CONNECTOR HAVING HIGH COUPLING PRECISION - An optical connector includes a jumper, optical fibers and an optical-electric coupling element. The jumper includes a lower surface and an upper surface. The jumper defines a first receiving hole and a second receiving hole. A flange perpendicularly extends upward from a periphery of the upper surface. The flange defines a locating opening. The optical-electric coupling element includes a bottom surface and a top surface. The bottom surface forms at least two first coupling lenses. The bottom surface defines a cutout spatially corresponds with the flange of the jumper. The cutout includes a bottom portion. A locating projector extends upward from the bottom portion. The locating projector is inserted into the locating opening to attach the jumper into the optical-electric coupling element, with each of the first coupling lens being received in the first receiving hole or the second receiving hole. The flange being received in the cutout. | 07-03-2014 |
20140185985 | WAVEGUIDE LENS FOR COUPLING LASER LIGHT SOURCE AND OPTICAL ELEMENT - A waveguide lens includes a substrate, a planar waveguide, a media grating, and a pair of electrode. The planar waveguide is formed on the substrate and configured to couple with a laser light source that emits a laser beam into the planar waveguide along an optical axis. The media grating is formed on the planar waveguide and arranged symmetrically about a widthwise central axis that is collinear with the optical axis. The electrodes are formed on the substrate, positioned at two opposite sides of the waveguide lens, and arranged symmetrically about the optical axis. | 07-03-2014 |
20140185986 | GRADIENT INDEX (GRIN) LENS HOLDERS EMPLOYING A RECESSED COVER, AND OPTICAL CONNECTORS AND METHODS INCORPORATING THE SAME - Gradient index (GRIN) lens holders employing groove alignment feature(s) and a recessed cover, as well as optical connectors and methods employing such GRIN lens holders, are disclosed. In one embodiment, the GRIN lens holder contains one or more internal groove alignment features configured to secure one or more GRIN lenses in the GRIN lens holder. The groove alignment features are also configured to accurately align the end faces of the GRIN lenses. The GRIN lens holder also contains a recessed cover having a front face that is negatively offset with respect to a mating surface of the GRIN lens holder. The GRIN lens holders disclosed herein can be provided as part of an optical fiber ferrule and/or a fiber optic component or connector for making optical connections. | 07-03-2014 |
20140193116 | OPTICAL SUBSTRATE HAVING A PLURALITY OF STAGGERED LIGHT REDIRECTING FEATURES ON A MAJOR SURFACE THEREOF - The disclosure generally relates to sets of optical waveguides such as optical fiber ribbons, and fiber optic connectors useful for connecting multiple optical fibers. In particular, the disclosure provides an efficient, compact, and reliable optical fiber connector that incorporates a unitary substrate comprising a plurality of staggered light redirecting features on an input surface there of directing incoming light from optical fibres through the substrate towards optical elements to be coupled with. | 07-10-2014 |
20140199021 | PHOTOELECTRIC COUPLING MODULE - A photoelectric coupling module includes a fiber module, a lens module, and at least one positioning pole. The fiber module defines a plurality of receiving holes and at least one first positioning hole. The lens module includes a central portion and an edge portion surrounding the central portion. The central portion includes a plurality of lenses, and the lenses are respectively aligned with the receiving holes. The edge portion defines at least one second positioning hole. The at least one positioning pole is made of metal, and penetrates the at least one second positioning hole and the at least one first positioning hole. | 07-17-2014 |
20140199022 | OPTICAL CONNECTOR WITH HIGH LIGHT-COUPLING EFFICIENCY - An optical connector includes a printed circuit board, a photoelectric element positioned on and electrically connected to the printed circuit board, a lens element, and an optical fiber. The lens element defines a cutout having a sidewall and a blind hole in the sidewall. The lens element defines a receiving recess and forms a lens in a bottom surface of the recess. The lens is optically aligned to gather light which is directly reflected from a light-emitting optical fiber inserted in the blind hole. The lens element is positioned on the printed circuit board such that the photoelectric element is received in the recess and aligned with the lens. | 07-17-2014 |
20140199023 | PHOTOELECTRIC COUPLING MODULE - A photoelectric coupling module includes a holding module and a lens module. The holding module includes a base defining a receiving recess and a cover having a protruding portion. The protruding portion is received in the receiving recess, and the protruding portion and the receiving recess cooperatively define a receiving room for holding optical fibers. The lens module is coupled to the holding module, and includes a reflective surface, a plurality of first lenses, and a plurality of second lenses. Optical axes of the first lenses cross optical axes of the second lenses on the reflective surface. The optical fibers are coupled to the second lenses. | 07-17-2014 |
20140199024 | OPTICAL COUPLING LENS - An optical coupling lens includes a body, first converging portions, second converging portions, third converging portions, and fourth converging portions. The body includes a first optical surface, a second optical surface perpendicular to the first optical surface, and a reflecting surface oblique relative to the first optical surface and the second optical surface. The first and second converging portions are formed on the first optical surface and face the reflecting surface. The third and fourth converging portions are formed on the second optical surface and face the reflecting surface. The third converging portions correspond to the first converging portions, and the fourth converging portions correspond to the second converging portions. The reflecting surface is configured for reflecting light beams from the first converging portions toward the corresponding third converging portions, and for reflecting light beams from the fourth converging portions toward the corresponding second converging portions. | 07-17-2014 |
20140199025 | PHOTOELECTRIC CONVERSION DEVICE AND OPTICAL FIBER COUPLING CONNECTOR - A photoelectric conversion device includes a circuit board, light-emitting modules arranged on the circuit board in a first straight line, light-receiving modules arranged on the circuit board in a second straight line, and an optical coupling module. The optical coupling module includes a first optical surface, a second optical surface perpendicular to the first optical surface, a reflecting surface obliquely relative to the first and second optical surfaces, first converging lenses arranged on the first optical surface in a third straight line, second converging lenses arranged on the first optical surface in a fourth straight line, third converging lenses arranged on the second optical surface in a fifth straight line, and fourth converging lenses arranged on the second optical surface in a sixth straight line. The first to six straight lines are substantially parallel to each other. | 07-17-2014 |
20140205235 | OPTICAL CONNECTIONS HAVING MAGNETIC COUPLING - Optical connections for optical communication having in-line optical paths and magnetic coupling portions are disclosed. In one embodiment, an optical connection includes a lens block having an optical interface portion that defines an in-line optical path without an optical turn for optical signals propagating through the lens block, and a magnetic coupling portion disposed about at least a portion of the lens block. In another embodiment, a method of making an optical connection that includes providing a circuit board having one or more active components and placing a lens block on the circuit board. The lens block includes an optical interface portion defining an in-line optical path. The method further includes placing at least one magnetic coupling portion about the lens block. The at least one magnetic coupling portion is configured as a bulk magnetic material. Electronic devices and fiber optic cable assemblies are also disclosed. | 07-24-2014 |
20140205236 | OPTICAL FIBER COMBINER, AND LASER SYSTEM USING THE SAME - An optical fiber combiner | 07-24-2014 |
20140205237 | MECHANICALLY ALIGNED OPTICAL ENGINE - A mechanically aligned optical engine includes an optoelectronic component connected to a first side of a bench substrate and a transparent substrate bonded to a second side of the bench substrate. The transparent substrate comprises a mechanical feature designed to fit within an aperture of the bench substrate such that a lens formed onto the transparent substrate is aligned with an active region of the optoelectronic component. | 07-24-2014 |
20140212093 | LOW COST OPTICAL CONNECTOR - An optical connector includes a printed circuit board, a substrate, a photoelectric die, a number of wires, a lens element, and an optical fiber. The substrate is mounted on the printed circuit board. The photoelectric die is wire-bonded to the substrate by the wires. The photoelectric die is packaged by the lens element, the substrate and the printed circuit board and optically coupled to the optical fiber by the lens element. | 07-31-2014 |
20140219607 | OPTICAL ASSEMBLY AND METHOD FOR PRODUCING THE SAME - An optical assembly is disclosed where the optical assembly provides an optical device and a holder including a sleeve, a skirt, and a lens. The sleeve has a bore, into which an external optical fiber is set to couple with the optical device, providing a target surface in an end thereof. The target surface includes an aiming index to indicate the axis of the lens. | 08-07-2014 |
20140233887 | Method And Apparatus For Aligning Of Opto-Electronic Components - A method for aligning a ferrule-mounted optical fiber with the optical axis of an electro-optical device, including the following steps: providing an alignment marking with respect to the device in relation to the optical axis; providing an annular receptacle and a tubular alignment pin with a central passageway, having its proximal end slidably fitted in the annulus of the receptacle; aligning the proximal end of the alignment pin with the alignment marking; securing the device to the receptacle; removing the alignment pin from the receptacle; and inserting the ferrule-mounted optical fiber into the receptacle. | 08-21-2014 |
20140241664 | Expanded Beam Optical Connector and Method of Making the Same - An expanded beam (EB) optical connector. In some embodiments, the EB optical connector includes: a rigid, hollow, straight contact tube having a centerline axis; and a collimator assembly having an optical axis and comprising an optical fiber and a collimating lens, wherein the centerline axis of the contact tube is at least substantially aligned with the optical axis such that collimated light produced by the lens from light exiting the fiber travels though the contact tube and the loss of light caused by misalignment of the axes is not more than 2 dB. | 08-28-2014 |
20140241665 | LIGHT BEAM COLLIMATOR PARTICULARLY SUTABLE FOR A DENSELY PACKED ARRAY - A method and apparatus for controlled displacement, rotation and deformation of parts of a fiber optic collimator so as to provide multiple degrees of adjustment freedom that are decoupled one from another, for adjusting the path of a light beam, comprising: an output elongate hollow node for passing a light beam therethrough and towards a lens, and an elongate hollow base node having separate top and bottom parts connected to each other by opposed ends of a plurality of flexible rods that restrict the relative movement between the top and bottom parts of the base node to substantially only translational parallel movement. Opposed portions of the top and bottom parts of the base node each include a respective screw and an opposed slanted surface, which upon interaction, develop a shearing force which is applied to the top and bottom parts of the base node and cause a translational parallel relative movement therebetween. | 08-28-2014 |
20140241666 | OPTICAL COMMUNICATION MODULE - An optical communication module includes a photoelectric conversion unit and a lens unit, the photoelectric conversion unit includes a substrate. The lens unit is fixed on the substrate. The optical communication module further includes a cylinder. The lens unit includes a blind hole faces to the substrate. The substrate includes a mounting hole, one end of the cylinder is fixed into the blind hole, another end of the cylinder is fixed into the mounting hole. | 08-28-2014 |
20140254985 | OPTICAL CONNECTOR AND METHOD FOR ASSEMBLING SAME - An optical connector includes a substrate, an optical emitter, an optical receiver, a support member, and a lens member. The optical emitter and the optical receiver are electrically connected to the substrate. The support member includes a lower end connected to the substrate and an upper end away from the substrate. The upper end includes a supporting end and a protrusion protruding from the supporting surface. The lens member includes a lens portion and an assembling portion surrounding the lens portion. A thickness of the assembling portion is less than a height of the protrusion relative to the supporting surface. The assembling portion abuts on the supporting surface and a slit is formed between a peripheral side surface of the assembling portion and an inner side surface of the protrusion. An adhesive is distributed in the slit to adhere the lens member to the support member. | 09-11-2014 |
20140270641 | OPTICAL COUPLING ELEMENT AND OPTICAL FIBER CONNECTOR USING SAME - An optical coupling element includes a first side surface and an upper surface. The upper surface defines a first cavity and a tapering hole which permits the insertion and precise fixing in place with adhesive of an optical fiber, without any gap or play in the attachment which would allow misalignment between the optical fiber and a light coupling lens. | 09-18-2014 |
20140301698 | OPTICAL COUPLING MEMBER AND OPTICAL CONNECTOR USING THE SAME, AND OPTICAL COUPLING MEMBER HOLDING MEMBER - It is an object of the present invention to simply position a lens and an optical fiber while suppressing an increase in cost. An optical coupling member includes an optical fiber ( | 10-09-2014 |
20140308000 | OPTICAL CONNECTOR - An optical connector includes a circuit board. The circuit board includes a substrate and a circuit unit. A photoelectric element and a driver chip are located on the substrate. The photoelectric element includes a conductive pin and a metallic layer. The conductive pin is formed on a surface of the photoelectric element away from the circuit board, and the metallic layer is formed on another surface of the photoelectric element facing the circuit board. The conductive pin and the metallic layer serve as terminals of the photoelectric element. The driver chip is electrically connected to the photoelectric element by the circuit unit. | 10-16-2014 |
20140308001 | Optical Fibre and Method of Fabricating a Coupling Device Therefor - The present invention discloses an optical fibre ( | 10-16-2014 |
20140308002 | OPTICAL COUPLINGS HAVING CODED MAGNETIC ARRAYS AND DEVICES INCORPORATING THE SAME - Optical couplings for making and optical connection between one or more devices are disclosed. In one embodiment, an optical coupling includes a coupling face, an optical interface within the coupling face, an optical component positioned within the optical interface, and at least one coded magnetic array. The at least one coded magnetic array may include a plurality of magnetic regions configured aid in mating the optical component with a corresponding optical component of a complementary mated optical coupling to a predetermined tolerance for optical communication. Optical cable assemblies and electronics devices having optical couplings with optical interfaces using coded magnetic arrays are also disclosed. | 10-16-2014 |
20140308003 | FERRULE ASSEMBLIES, CONNECTOR ASSEMBLIES, AND OPTICAL COUPLINGS HAVING CODED MAGNETIC ARRAYS - Ferrule assemblies having at least one coded magnetic array are disclosed. In one embodiment, a ferrule assembly includes a ferrule body having a coupling surface and a coded magnetic array having a plurality of magnetic regions. The coded magnetic array may be located within the coupling surface. The ferrule assembly further includes a lens component located within the ferrule body. The lens component may have a facet at the coupling surface of the ferrule body at a predetermined angle. In another embodiment, a translating ferrule assembly includes an optical interface and a coded magnetic array, and is configured to translate within a connector housing of an optical connector when coupled to an electronics device. Optical couplings having a coded magnetic array and sockets for receiving a connector are also disclosed. | 10-16-2014 |
20140314374 | GRATING COUPLERS WITH DEEP-GROOVE NON-UNIFORM GRATINGS - Grating couplers that enable efficient coupling between waveguides and optical fibers are disclosed. In one aspect, a grating coupler includes a transition region that includes a wide edge and tapers away from the edge toward a waveguide disposed on a substrate. The coupler also includes a sub-wavelength grating disposed on the substrate adjacent to the edge. The grating is composed of a series of non-uniformly distributed, approximately parallel lines and separated by grooves with a depth to output light from the grating with TM polarization. | 10-23-2014 |
20140328558 | OPTICAL RECEPTACLE AND OPTICAL MODULE INCLUDING THE SAME - An optical receptacle disposed between a photoelectric conversion device and an optical fiber includes a light separating section for separating incident light into monitor light and fiber coupled light, which section includes a segmented reflective surface and a segmented transmitting surface. The reflective surface for reflecting light as monitor light is disposed in a segmented manner with spaces in a segmentation direction. The transmitting surface is disposed in a segmented manner in areas where the reflective surface is not disposed, so as to transmit a portion of light other than the reflected light in a direction directly oppose to the direction of the reflected light and to advance the other portion of light towards the side of an end face of the optical fiber. | 11-06-2014 |
20140341507 | OPTICAL-ELECTRIC COUPLING ELEMENT AND OPTICAL CONNECTOR USING SAME - An optical-electric coupling element includes a lower surface, an upper surface, and a first side surface. The lower surface defines a first cavity. The first cavity includes a bottom portion forming a first photic zone and a second photic zone. The first photic zone includes first coupling lenses. The second photic zone includes second coupling lenses. The upper surface defines a second cavity. The second cavity includes a sloped surface. The first side surface defines a receiving cavity. The receiving cavity includes a vertical surface forming a third photic zone and a fourth photic zone. The third photic zone includes third coupling lenses. The fourth photic zone includes fourth coupling lenses. Each third coupling lens corresponds with a respective one of the first coupling lenses. Each fourth coupling lens corresponds with a respective one of the second coupling lenses. | 11-20-2014 |
20140341508 | LENS MODULE - A lens module includes a front lens unit and a bottom lens unit. The front lens unit includes a number of first lenses having parallel optical axes. The bottom lens unit is detachably connected to the front lens unit. The bottom lens unit includes a number of second lenses having parallel optical axes. | 11-20-2014 |
20140355934 | OPTICS SYSTEM FOR USE IN A PARALLEL OPTICAL COMMUNICATIONS MODULE - An optics system for use with a parallel optical communications module is provided that includes a support structure for supporting the ends of the optical fibers in a way that ensures that the ends of the optical fibers are maintained in precise optical alignment with respective optical coupling elements of the optics system. The support structure makes it virtually impossible for there to be any misalignment between the ends of the optical fibers and the respective optical coupling elements of the optics system to prevent misalignment problems from occurring. In addition, the optics system is configured in such a way that the likelihood that the ends of the optical fibers will be damaged as they are inserted into the optics system is very small. | 12-04-2014 |
20140376860 | OPTICAL COUPLING MEMBER AND OPTICAL CONNECTOR - In order to position lenses and an optical fiber highly accurately while relaxing the assembly accuracy requirements, the present invention provides an optical coupling member having an optical fiber, a holding member that has an insertion hole formed at an end thereof for holding the optical fiber inserted via the insertion hole, and a plurality of ball lenses housed along an optical axis in a housing part formed at an opposite end of the holding member. The ball lenses are arranged in contact with each other and the optical fiber is arranged in contact with the ball lens that faces the optical fiber. | 12-25-2014 |
20150010273 | LENS COMPONENT AND OPTICAL MODULE PROVIDED WITH THE SAME - A lens component has a element-side lens portion | 01-08-2015 |
20150016775 | APPARATUS AND METHOD FOR PASSIVE ALIGNMENT OF OPTICAL DEVICES - An apparatus for passive alignment of optical devices comprises a substrate including a trench in a top surface thereof, where the trench has a first end positioned at an edge of the substrate and a second end positioned at an interior region of the substrate, and a lens disposed on the top surface of the substrate adjacent to the second end of the trench. The apparatus further includes a top holder having a longitudinal indentation in a bottom surface thereof for mounting an optical fiber. The longitudinal indentation is sized to fit a top portion of the optical fiber such that a bottom portion of the optical fiber extends below the bottom surface of the top holder when the optical fiber is mounted therein. One or both of the substrate and the top holder include one or more spacer features configured for three-dimensional (3D) alignment of the lens with the optical fiber when the top holder is brought into contact with the substrate. | 01-15-2015 |
20150016776 | OPTICAL COMMUNICATION DEVICE - An optical communication device includes a connector, a first substrate, a first driving chip, a light emitting element, a second driving chip, a light receiving element, a coupling lens assembly, and an optical waveguide. The first substrate is supported on the connector and electrically connected to the connector. The first substrate includes a bottom surface and a supporting surface facing away from the bottom surface. Both the light emitting element and the light receiving element are received in the first substrate. The first driving chip is supported on the supporting surface, and electrically connected to the first substrate and the light emitting element. The second driving is supported on the supporting surface, and electrically connected to the first substrate and the light receiving element. The coupling lens assembly is detachably connected to the first and second driving chips. The optical waveguide is detachably connected to the coupling lens assembly. | 01-15-2015 |
20150030286 | OPTICAL COUPLER, PHOTOELECTRIC CONVERTOR AND OPTICAL COUPLING CONNECTOR - An optical coupler connector and a photoelectric convertor use an optical coupler to coupler light beams emitted from the light emitters to optical fibers or to couple light beams coming from optical fibers to light receivers. The optical coupler includes a main body and an insertion member that can be releasably connected with the main body, and the optical coupler can use various optical paths. | 01-29-2015 |
20150043868 | OPTICAL COUPLING ELEMENT AND OPTICAL-ELECTRICAL CONVERTING MODULE HAVING SAME - An optical coupling element includes a main body, first and second converging lenses. The main body includes a first optical surface, a second optical surface perpendicular to the first optical surface, and a reflective surface tilted relative to the first and second optical surfaces. The main body defines positioning holes adjacent to the first optical surface, and avoiding grooves in sidewalls of the positioning holes and communicated with the positioning holes. The first converging lens is formed on the first optical surface. The second converging lens is formed on the second optical surface and corresponding to the first converging lens one by one. The first converging lens, the reflective surface, and the second converging lens cooperatively form an optical path. | 02-12-2015 |
20150049985 | OPTICAL COMMUNICATION DEVICE - An optical communication device includes a first fiber, a second fiber, a light-emitting unit, a light receiving unit, and a lens unit. The first fiber and the second fiber are located at two opposite sides of the lens unit. The lens unit includes a first entrance surface, a first exit surface, a first reflecting surface, a second entrance surface, a second exit surface, and a second reflecting surface. The first entrance surface is perpendicular to the first exit surface. An included angle between the first entrance surface and the first reflecting surface is 45 degrees. The second entrance surface is perpendicular to the second exit surface. An included angle between the second entrance surface and the second reflecting surface is 45 degrees. The first reflecting surface is perpendicular to the second reflecting surface. The first entrance surface and the second exit surface are coplanar. | 02-19-2015 |
20150049986 | OPTICAL COUPLING COMPONENT WITH METAL POSITIONING RODS AND OPTICAL-ELECTRICAL CONVERTING MODULE HAVING SAME - An optical coupling component includes a main body, first and second converging lenses, and positioning rods. The main body includes a first optical surface and a second optical surface substantially parallel to the first optical surface, and defines positioning holes adjacent to the second optical surface. The first converging lenses are formed on the first optical surface. The second converging lenses are formed on the second optical surface and correspond to the first converging lenses one-to-one. The positioning rods are made of metal and are received in the positioning holes by interference fit. The positioning rods include connecting ends extending out of the positioning holes. | 02-19-2015 |
20150049987 | FIBER-COUPLED LASER WITH ADJUSTABLE BEAM-PARAMETER-PRODUCT - Laser apparatus includes a laser the output of which is formed into a collimated beam then focused into a transport fiber at a particular effective numerical aperture. A parallel plate is located in the collimated beam and can be variably inclined with respect to the collimated beam for varying the effective numerical aperture of the radiation focused into the fiber. In one embodiment, a second parallel plate is located in the focused beam, and can be variably inclined with respect to the focused beam for aligning the focused beam with the optical fiber. | 02-19-2015 |
20150063749 | LENS UNIT AND OPTICAL COMMUNICATION DEVICE - A lens unit includes first and second portions. The first and second portions share a common bottom surface and a common first side surface perpendicular to the bottom surface. The first portion includes a first reflecting surface. An included angle between the first reflecting surface and the bottom surface is 45 degrees, and an included angle between the first reflecting surface and the first side surface is 45 degrees. The second portion comprises a second side surface parallel to the first side surface, a second reflecting surface, a third reflecting surface, and a fourth reflecting surface. The fourth reflecting surface is parallel to the third reflecting surface. An included angle between the second reflecting surface and the first side surface is 45 degrees. An included angle between the third reflecting surface and the second side surface is 45 degrees. | 03-05-2015 |
20150063750 | OPTICAL CONNECTORS - An optical connector includes a first optical fiber and a second optical fiber. A first planar lens is positioned to operate on light exiting the first optical fiber to create a predetermined change in a wave front of the light. A second planar lens is positioned to accept the light from the first planar lens, the second planar lens focusing the light onto the second optical fiber. The first planar lens and second planar lens each include a regularly spaced array of posts with periodically varying diameters. | 03-05-2015 |
20150063751 | SELF-TRACKING SOLAR CONCENTRATOR - A system for capturing solar light of the sun, whereby the solar light comprises a short wavelength light component and a long wavelength light component. The system comprises at least a lens ( | 03-05-2015 |
20150078704 | OPTICAL DEVICE, OPTICAL MODULE, AND METHOD OF MANUFACTURING OPTICAL DEVICE - An optical device includes: an optical element with a surface including one of a light-receiving portion and a light-emitting portion; a resin layer provided over the one of light-receiving portion and the light-emitting portion; and a resin lens provided over the resin layer, wherein the resin layer includes a first shape larger than a second shape of the resin lens in a direction parallel to the surface. | 03-19-2015 |
20150078705 | LIGHT SOURCE MODULE OF OPTICAL APPARATUS AND OPERATING METHOD THEREOF - A light source module of an optical apparatus is disclosed. The light source module includes a laser pump unit, a lens unit, and a fiber unit. The laser pump unit generates a laser source. The lens unit converts the laser source into a condensed beam. The fiber unit receives the condensed beam and emits an optical signal. The light source module can achieve effects of low cost, large bandwidth, high resolution, and high stability with well-designed pump power of the laser pump unit, and length, doping material, and core size of the fiber unit. | 03-19-2015 |
20150078706 | INTEGRATED OPTICAL LENS MODULE - An integrated optical lens module ( | 03-19-2015 |
20150078707 | MEMS-BASED LEVERS AND THEIR USE FOR ALIGNMENT OF OPTICAL ELEMENTS - A MEMS based alignment technology based on mounting an optical component on a released micromechanical lever configuration that uses multiple flexures rather than a single spring. The optical component may be a lens. The use of multiple flexures may reduce coupling between lens rotation and lens translation, and reduce effects of lever handle warping on lens position. The device can be optimized for various geometries. | 03-19-2015 |
20150086162 | OPTICAL TRANSMISSION MODULE AND ENDOSCOPE - An optical transmission module includes: an optical device having a light emitting section that outputs light of an optical signal; an optical fiber that transmits the optical signal; a holding member in which a distal end portion of the optical fiber is inserted into a through hole having an inner diameter equivalent to an outer diameter of the optical fiber, and that is disposed on the optical device; and a lens section that is disposed in an opening on the optical device side of the through hole of the holding member, and that concentrates the light. | 03-26-2015 |
20150117814 | OPTICAL DEVICE - An optical device includes a light emitting element emitting light signal, a light coupling lens and a light receiving element. The light coupling lens includes a light input surface, a light output surface adjacent to the light input surface and a plurality of total reflective surfaces connected to the light input surface and the light output surface. The light input surface includes a first aspheric protrusion facing the light emitting element. The light output surface includes a second aspheric protrusion. Light signal emitted from the light emitting element enters the light coupling lens and collimated by the first aspheric protrusion to be parallel light signal. The parallel light signal is reflected by the total reflective surface and then collimated by the second aspheric protrusion to be convergent light signal. The light receiving element receives the convergent light signal. | 04-30-2015 |
20150117815 | OPTICAL COMMUNICATION DEVICE - An optical communication device includes a first fiber, a second fiber, a light-emitting unit, a light-receiving unit, and a lens unit. The lens unit includes a first portion and a second portion connecting with the first portion. The first portion includes a first entrance surface, a first exit surface, and a first reflecting surface. The first entrance surface is perpendicular to the first exit surface. The first optical fiber faces the first entrance surface and the light-receiving unit faces the first exit surface. The second portion includes a second entrance surface, a second exit surface, and a second reflecting surface. The second entrance surface is perpendicular to the second exit surface. The first entrance surface and the second exit surface are coplanar. | 04-30-2015 |
20150117816 | OPTICAL COUPLING LENS WITH PLUGS - An optical coupling lens includes a main body and two plugs. The main body includes a front surface, a back surface opposite to the front surface, a first optical surface, a second optical surface perpendicular to the first optical surface, a reflecting surface obliquely facing the two optical surfaces, first converging lenses formed on the first optical surface, and second converging lenses formed on the second optical surface. The plugs extend from the front surface and sandwich the first converging portions. Each plug includes a cylindrical body portion having a flat end surface, a bowl-shaped protruding portion extending from the end surface and having a top surface away from the end surface, and a buffering portion formed in the top surface. The diameter of the protruding portion decreases from the end surface to the top surface. | 04-30-2015 |
20150139586 | OPTICAL DEVICE - An optical device and a method of manufacturing an optical device. The optical device includes: a conversion means for converting propagation light propagating through an optical waveguide into parallel light and for outputting the parallel light; and a first lens means for focusing the parallel light outputted from the conversion means on a core of an optical fiber. The method includes: converting propagation light propagating through an optical waveguide into parallel light; outputting the parallel light; and focusing, using a first lens, the parallel light on a core of an optical fiber. | 05-21-2015 |
20150147029 | OPTICAL COMMUNICATION MODULE AND METHOD FOR ASSEMBLING SAME - An optical communication module includes a substrate, an optical-electric conversion unit located on and electrically connected to the substrate, and a lens unit. The lens unit includes a first surface facing the substrate and a second surface opposite to the first surface. The first surface includes a lens and defines two through holes extending from the second surface to the first surface. The lens is configured for coupling the optical-electric conversion unit to the lens unit. An optical axis of the lens is perpendicular to the substrate and on a first plane. Center lines of the two through holes are perpendicular to the substrate and on a second plane. The first plane is parallel with the second plane. The through holes are configured for aligning the lens with the optical-electric conversion unit. | 05-28-2015 |
20150147030 | OPTICAL COUPLING LENS - An optical coupling lens which can reveal its own coefficient of signal attenuation includes a refraction surface, a first total reflection surface, a second total reflection surface, a first aligning member and a second aligning member. The refraction surface, the first total reflection surface and the second total reflection surface are connected end to end in order. The first aligning member and the second aligning member are formed on the refraction surface. | 05-28-2015 |
20150293319 | SURFACE LIGHT EMITTING SEMICONDUCTOR LASER ELEMENT - A surface light emitting semiconductor laser element, comprises a substrate, a lower reflector including a semiconductor multi-layer disposed on the substrate, an active layer disposed on the lower reflector, an upper reflector including a semiconductor multi-layer disposed on the active layer, a compound semiconductor layer having a first opening for exposing the upper reflector and extending over the upper reflector, and a metal film having a second opening for exposing the upper reflector disposed inside of the first opening and extending over the compound semiconductor layer, wherein the metal film and the compound semiconductor layer constitute a complex refractive index distribution structure where a complex refractive index is changed from the center of the second opening towards the outside. A method of emitting laser light in a single-peak transverse mode is also provided. | 10-15-2015 |
20150309264 | PLANAR WAVEGUIDE APPARATUS WITH DIFFRACTION ELEMENT(S) AND SYSTEM EMPLOYING SAME - A waveguide apparatus includes a planar waveguide and at least one optical diffraction element (DOE) that provides a plurality of optical paths between an exterior and interior of the planar waveguide. A phase profile of the DOE may combine a linear diffraction grating with a circular lens, to shape a wave front and produce beams with desired focus. Waveguide apparati may be assembled to create multiple focal planes. The DOE may have a low diffraction efficiency, and planar waveguides may be transparent when viewed normally, allowing passage of light from an ambient environment (e.g., real world) useful in AR systems. Light may be returned for temporally sequentially passes through the planar waveguide. The DOE(s) may be fixed or may have dynamically adjustable characteristics. An optical coupler system may couple images to the waveguide apparatus from a projector, for instance a biaxially scanning cantilevered optical fiber tip. | 10-29-2015 |
20150331196 | SMART AR COATED GRIN LENS DESIGN COLLIMATOR - Anti-reflective (AR) coating on the back side of the GRIN lens with a specific coating performance to match the index of refraction of fiber glass, such as 1.47, and then to select an index matching resin to join the components with the same index of refraction as the rear AR coated lens and fiber in the ferrule, such as 1.47 again, thus to provide virtually lossless cavity, where n | 11-19-2015 |
20150338586 | Optical Transmission Module - An optical transmission module includes a first member having a bottom portion, sidewalls and an opening, a second member joined to a sidewall end surface of the first member and sealing the opening, a connector member attachable to and detachable from the second member, a light-emitting element mounted on an inner surface of the second member, an interconnection formed on the inner surface and extending inside and outside the first member across the sidewalls of the first member, and electrodes formed on outer surfaces of the sidewalls. The second member transmits therethrough light outputted from the light-emitting element. One end portion of the electrode is electrically connected to one end portion of the interconnection extending outside the first member. The other end of the electrode is soldered to an interconnection formed on a substrate surface on which the optical transmission module is mounted. | 11-26-2015 |
20150338590 | OPTICAL RECEPTACLE, AND OPTICAL MODULE PROVIDED WITH SAME - A surface ( | 11-26-2015 |
20150370019 | Optical System - To provide an optical system that lengthens the lifetime of a fiber, an optical system | 12-24-2015 |
20150370020 | PARALLEL OPTICAL TRANSCEIVER WITH TOP AND BOTTOM LENSES - A parallel optical communications module includes a top lens and a bottom lens that are spaced from one another to inhibit mechanical forces acting upon the top lens from being transferred to the bottom lens, which is optically aligned with an opto-electronic light source or light detector. The top lens has a reflector portion configured to redirect the optical signals between the bottom lens and one or more optical fibers. | 12-24-2015 |
20160004019 | OPTO-ELECTRONIC MICRO-MODULE AND METHOD FOR FORMING THE SAME - An opto-electronic micro-module includes a monocrystalline substrate having a first surface and a second surface parallel to said first surface, wherein a through hole passes from said first surface through said monocrystalline substrate to said second surface; and an optical substrate having a first portion in said through hole and a second portion protruding from said through hole. | 01-07-2016 |
20160011375 | Multi-Axis Graded-Index Photonic Coupling | 01-14-2016 |
20160011384 | OPTICAL COUPLING LENS, OPTICAL COMMUNICTION DEVICE, AND METHOD FOR ASSEMBLING SAME | 01-14-2016 |
20160011387 | LASER DEVICE | 01-14-2016 |
20160018598 | Collimating And Concentrating Light Into An Optical Fiber - The present disclosure provides an optical design configured to achieve an increased concentration and improved coupling of light to an optical fiber for a passive lighting system. Light may be passed through a collector lens followed by collimation and concentration to yield improved coupling of light to an optical fiber. Additionally, the optical design reduces the total number of optical fibers required to achieve effective illumination. | 01-21-2016 |
20160041350 | OPTICAL COUPLING LENS AND OPTICAL COUPLING MODULE - An optical coupling lens includes a first lens portion and a second lens portion. The first lens portion includes a substrate portion and a coupling portion. The substrate portion includes a supporting surface and a bottom surface opposite to the supporting surface, the bottom surface includes at least two lenses. The coupling portion is substantially a cuboid and includes at least one lens corresponding to one of the least two lenses and a top end surface. The top end surface defines a recess, the recess is arranged at least one reflecting portion. The second lens portion is formed on the supporting surface. The second lens portion includes a coupling surface and a fourth reflecting surface. The coupling surface is arranged an eighth lens corresponding to the other lens of the at least two lenses arranging on the bottom surface. | 02-11-2016 |
20160041397 | Device for Generating Laser Radiation Having a Linear Intensity Distribution - The invention relates to a device for generating laser radiation ( | 02-11-2016 |
20160047996 | LENS RECEPTACLES - This disclosure generally relates to high-speed fiber optic networks that use light signals to transmit data over a network. The disclosed subject matter includes devices and methods relating to lens receptacles and/or optoelectronic subassemblies. In some aspects, the disclosed devices and methods relate to a lens receptacle including a receptacle body extending between a receptacle top and a receptacle bottom, the receptacle body including: a port body defining a receptacle port with a port opening at the receptacle top; a receptacle window defining a base of the receptacle port; a lens array including lenses positioned on the receptacle window; and at least one receptacle alignment feature. | 02-18-2016 |
20160054526 | EXPANDED BEAM LENS ASSEMBLY - An optical fiber assembly includes a lens block with a plurality of beam expanding and collimating elements. Each beam expanding and collimating element includes a first lens and a second lens. The first lens includes a generally arcuate first lens surface and the second lens includes a generally arcuate second lens surface generally complementary in shape and in contact with the first lens. Each lens has a different index of refraction. An optical fiber assembly may include a housing with a plurality of beam expanding elements. A front portion of each beam expanding element has a generally planar front surface. A compliant layer is positioned on the generally planar front surface of each beam expanding element. | 02-25-2016 |
20160062060 | OPTICAL COMMUNICATION MODULE HAVING OPTICAL COUPLING LENS - An optical communication module includes optical-electric conversion units, a coupling lens, and optical fibers. The coupling lens includes a first surface, a top surface, a second surface, first lens units on the first surface, and second lens units on the second surface. Each first lens unit is aligned with an optical-electric conversion unit. The top surface defines blind holes each having a reflection bottom surface. An optical axis of each first lens unit intersects an optical axis of a second lens unit on the reflection bottom surface. Each reflection bottom surface is concentrically aligned with a first lens unit and a second lens unit. Each second lens unit is aligned with an optical fiber. | 03-03-2016 |
20160070069 | OPTICAL FIBER COUPLING CONNECTOR - An optical fiber coupling connector includes an optical coupling lens and a jumper. The optical coupling lens includes a first body having a first top surface and a connected first mounting surface, two plugs protruding from the first mounting surface, and two sliders. The first mounting surface defines two buffer gaps. Each slider is located at one side of a buffer gap away from the first body and defines an engagement groove facing away from the first body. The jumper includes a second body having a second mounting surface and two clamping arms protruding from the second mounting surface. The second mounting surface faces the first mounting surface and defines two plug holes for receiving the plugs. Each clamping arm defines a slide groove with an engagement portion protruding toward the other slide groove. Each engagement portion engages in an engagement groove. | 03-10-2016 |
20160097902 | HIGH-POWER PRECISION COMPACT VARIABLE-FOCUS FIBER OPTIC COLLIMATOR - A two-part fiber optic collimator has a precision adjuster for controlling the position of a spring-biased lens carrier with respect to the collimator's body. An interchangeable fiber optic connector adaptor is attached to the collimator body for accurately positioning the end of a fiber optic cable in the collimator. | 04-07-2016 |
20160109664 | OPTICAL MODULE ASSEMBLY WITH IMPROVED PRINTED CIRCUIT BOARD - An optoelectronic assembly includes a printed circuit board (PCB) defining opposite upper and lower surfaces, and equipped, on the upper surface, with an active component and an Integrated Circuit (IC) linked to each other via the flip chip technology, a lens module located on the side of the lower surface and communicating with the active component through via holes in the PCB, and a fiber assembly located in the lens module to be optically coupled to the active component via said lens module. | 04-21-2016 |
20160116689 | ARRANGEMENT OF PHOTONIC CHIP AND OPTICAL ADAPTOR FOR COUPLING OPTICAL SIGNALS - An apparatus includes an optical adaptor having monolithically integrated optical elements and first micro-mechanical features, the latter defining at least a first horizontal reference surface and a first vertical reference surface; wherein the first horizontal reference surface is perpendicular to an optical plane, the latter being perpendicular the optical axis of the optical elements; and wherein the first vertical reference surface is perpendicular to the first horizontal reference surface and parallel to the optical axis. | 04-28-2016 |
20160116744 | IMAGE RELAY OPTICAL SYSTEM AND VIRTUAL IMAGE DISPLAY DEVICE INCLUDING THE SAME - An image relay optical system is provided with an optical coupling member before incidence of image light on a light guide member. Among a first light incident surface, a coupling member reflecting surface, and a first light emitting surface provided in the optical coupling member, the coupling member reflecting surface and the first light emitting surface are curved surfaces. Therefore, a large bright virtual image with reduced aberration can be displayed. | 04-28-2016 |
20160124124 | OPTIC APPARATUS - The present invention relates to an optic apparatus, the optic apparatus including an optical pattern unit configured to output an optical pattern, and a conversion unit configured to reduce and output the optical pattern by receiving the optical pattern. The present invention relates to an optic apparatus, the optic apparatus including an optical pattern unit configured to align a plurality of lenses in parallel on a same line perpendicular to an optical path, and an optical conversion unit configured to include a plurality of optical fibers, each optical fiber being different in an area of cross-section at both distal ends, whereby the size of lenses is greater than that of a conventional lens to enable obtainment of greater quantity of light over that of a conventional MLA, and it is easier to align a pinhole positioned at a focus of a lens. | 05-05-2016 |
20160139351 | METHOD FOR ASSEMBLING OPTICAL MODULE AND OPTICAL MODULE - A method to determine a position of a lens that concentrates an optical beam on an inclined end surface of an optical fiber is disclosed. The method first determines two positions at which optical power output from the lens and measured through a multi-mode fiber becomes a maximum on respective virtual plane apart from the lens; then, calculates the direction or the angle of the optical beam output from the lens, and moves the lens so as to compensate a deviation of the calculated direction from the designed direction. | 05-19-2016 |
20160147025 | LD MODULE - In an LD module of the present invention, a plurality of laser diodes emit a plurality of laser beams toward a corresponding plurality of mirrors so that intervals between adjacent ones of the laser beams gradually increase, and the plurality of mirrors reflect the plurality of laser beams toward the fast axis focusing lens so that intervals between adjacent ones of the laser beams gradually decrease. | 05-26-2016 |
20160154194 | LIGHT RECEIVING MODULE HAVING BUILT-IN WAVELENGTH-TUNABLE WAVELENGTH-SELECTIVE FILTER | 06-02-2016 |
20160154195 | WAVELENGTH DIVISION MULTI-CHANNEL OPTICAL MODULE AND MANUFACTURING METHOD THEREOF | 06-02-2016 |
20160178844 | Redirecting Electromagnetic Radiation | 06-23-2016 |
20160202420 | ACTIVE OPTICAL COUPLING SYSTEM AND PHOTONIC INTEGRATED CIRCUIT | 07-14-2016 |
20160202422 | GRADIENT INDEX (GRIN) LENS HOLDERS EMPLOYING GROOVE ALIGNMENT FEATURE(S) IN RECESSED COVER AND SINGLE PIECE COMPONENTS, CONNECTORS, AND METHODS | 07-14-2016 |
20160202430 | GRADIENT INDEX (GRIN) LENS HOLDERS EMPLOYING GROOVE ALIGNMENT FEATURE(S) AND TOTAL INTERNAL REFLECTION (TIR) SURFACE, AND RELATED COMPONENTS, CONNECTORS, AND METHODS | 07-14-2016 |
20160377820 | OPTICAL TRANSMISSION MODULE AND METHOD FOR MANUFACTURING OPTICAL TRANSMISSION MODULE - An optical transmission module includes an optical element including a light-emitting section configured to output light of an optical signal, a hollow cylindrical body joined perpendicularly to a light output surface of the optical element, a wiring board, on a first principal surface of which the optical element is mounted and through a hole of which the hollow cylindrical body is inserted, and an optical fiber configured to transmit the optical signal, a distal end portion of which is inserted into the hollow cylindrical body. | 12-29-2016 |
20180024303 | OPTICAL MODULE | 01-25-2018 |