25th week of 2017 patent applcation highlights part 47 |
Patent application number | Title | Published |
20170176664 | Lighting Apparatus - The present invention relates to a lighting apparatus using linear light having a three dimensional effect, the lighting apparatus comprising: a light guide unit which has a first side and a second side opposite to the first side, and has a predetermined thickness between the first side and the second side; a three dimensional effect formation unit which is disposed inside or on the surface of the light guide unit and has a pattern; a first light source, disposed in a first area of the pattern, for irradiating an incident light of a first color to the pattern; and a second light source, disposed in a second area of the pattern, for irradiating, to the pattern, an incident light of a second color different from the first color, wherein the pattern is sequentially arranged on a pattern arrangement surface parallel to the second side, has an inclined surface forming an inclination angle with respect to the pattern arrangement surface, and guides an incident light in a first side direction that the first side faces or in a second side direction that the second side faces by refraction or reflection on the inclined surface, to thereby generate a linear light of a first path. | 2017-06-22 |
20170176665 | EDGE-LIT LUMINARIE - Edge-lit luminaires are described. In particular, edge-lit luminaires with a light source; a structured lightguide having an input edge, a first major surface including a plurality of prisms, and a second major surface including a plurality of lenslets; and a structured film having a first major surface including a plurality of prisms and a second major surface including a plurality of lenslets are described. The luminaire is configured such that the second major surface of the structured lightguide and the second major surface of the structured film are nearer one another than the first major surface of the structured lightguide and the first major surface of the structured film. | 2017-06-22 |
20170176666 | OPTICAL WAVEGUIDE BODY - An optical waveguide body includes a first layer of optically transmissive material and a second layer of optically transmissive material in contact with the first layer. At least one of the first and second layers is tapered and the first layer has a first index of refraction and the second layer has a second index of refraction less than the first index of refraction and the first and second indices of refraction are both greater than about 1.0. | 2017-06-22 |
20170176667 | LIGHT GUIDE PLATE, BACKLIGHT MODULE AND DISPLAY DEVICE - A light guide plate, a backlight module and a display device are provided. The light guide plate comprises at least one light incident surface having at least one first light incident surface, a light emitting surface adjacent to the light incident surface, and a plurality of lateral faces adjacent to the light emitting surface. At least one lateral face adjacent to the light emitting surface is disposed with a plurality of reflective microstructures. | 2017-06-22 |
20170176668 | ILLUMINATION DEVICE AND DISPLAY DEVICE - According to one embodiment, an illumination device includes a lightguide, a light-emitting layer, a first reflector, a second reflector, and a third reflector. A distance between the first reflector and the second reflector is greater at a second position farther from the light-emitting layer than at a first position closer to the light-emitting layer. A distance between the lightguide and the third reflector is greater at a fourth position farther from the first reflector than at a third position closer to the first reflector. An emission portion for allowing emission of light emitted from the light-emitting layer is formed between the second reflector and the third reflector. | 2017-06-22 |
20170176669 | DIRECTIONAL BACKLIGHT, 3D IMAGE DISPLAY APPARATUS HAVING THE SAME, AND METHOD OF MANUFACTURING THE SAME - A directional backlight and a 3D image display apparatus including the directional backlight are provided. The directional backlight includes a light guide plate guiding light emitted from a light source; a diffractive device configured to adjust the direction of light exiting the light guide plate; and an aperture adjusting layer including a plurality of apertures. The aperture adjusting layer may adjust the optical output efficiency of the diffractive device. | 2017-06-22 |
20170176670 | MODULAR LIGHT-EMITTING PANEL ASSEMBLY - A modular light-emitting panel assembly has first and second light guides edge lit by respective light sources. Each light guide has a light input edge, opposed side edges, opposed major surfaces and a pattern of light extracting elements at at least one of the major surfaces. The light guides are juxtaposed with a side edge of the first light guide abutting a side edge of the second light guide at a seam and with the major surfaces nominally coplanar. Various embodiments of the panel assembly additionally include respective structures that reduce visibility of the seam when the light sources illuminate the panel assembly. | 2017-06-22 |
20170176671 | LIGHT PIPE STRUCTURE OF IMAGE SENSING DEVICE AND FABRICATING METHOD THEREOF - A light pipe structure of an image sensing device including a substrate, a dielectric layer, and a light-pipe material layer is provided. The substrate has a light sensing region therein. The dielectric layer is disposed on the substrate. The dielectric layer has a light pipe therein, and the light pipe is located above the light sensing region. The light-pipe material layer is disposed in the light pipe and has a recessed curved surface. | 2017-06-22 |
20170176672 | BEAM GUIDANCE SYSTEM AND METHOD FOR THE TRANSMISSION OF LASER LIGHT - A beam guidance system for the stable transmission of a polarization of laser light and a method for transmitting laser light are provided. The beam guidance system includes an optical fibre, a coupling device with an input and an output and a decoupling device for decoupling the laser light from the optical fibre. | 2017-06-22 |
20170176673 | BROMINE-DOPED OPTICAL FIBER - Bromine doping of silica glass is demonstrated. Bromine doping can be achieved with SiBr | 2017-06-22 |
20170176674 | SINGLE-MODE FIBER WITH ULTRALOW ATTENUATION AND LARGE EFFECTIVE AREA - A single-mode fiber with an ultra-low attenuation and a large effective area includes a core layer having a radius of 4.8 to 6.5 and a relative refractive index difference Δn | 2017-06-22 |
20170176675 | ELLIPTICAL CLADDING POLARIZATION-MAINTAINING LARGE-MODE-AREA GAIN FIBER - The present invention discloses an elliptical cladding polarization-maintaining large-mode-area gain fiber, structurally comprising a core of the elliptical cladding polarization-maintaining large-mode-area gain fiber, an inner cladding, an elliptical stress layer, a first outer cladding, a second outer cladding and a third outer cladding, wherein the inner cladding surrounds the core; the elliptical stress layer surrounds the inner cladding, and has an elliptical cross-sectional shape; the first outer cladding surrounds the elliptical stress layer; the second outer cladding surrounds the first outer cladding; and the third outer cladding surrounds the second outer cladding. As the birefringence of the elliptical cladding polarization-maintaining fiber is directly proportional to the ellipticity and the deposition of a stress-applying area occurs during the preform rod forming process, procedures of preform drilling and the like are eliminated, and the likelihood of preform contamination is greatly reduced. The optical loss and strength of the fiber can hence be improved, and the entire manufacturing process is simplified. Furthermore, the birefringence and the pump absorption of the fiber can also be improved. | 2017-06-22 |
20170176676 | Structure for Optical Waveguide and Contact Wire Intersection - A device and a method for manufacturing the device are presented. The device includes a ridge, a peninsula formation, and a conductive trace. The ridge is defined within a semiconducting material. The peninsula formation is also defined within the semiconducting material and is adjacent to the ridge such that a gap exists between an end face of the peninsula formation and a side wall of the ridge. The conductive trace bridges across the gap such that the conductive trace runs over a top surface of the peninsula and a top surface of the ridge. | 2017-06-22 |
20170176677 | SUBSTRATE-TYPE OPTICAL WAVEGUIDE ELEMENT - An effective refractive index of a TM0 polarized wave guided through the first core when existing alone and an effective refractive index of a TE0 polarized wave guided through the second core when existing alone are continuous as a function of a distance from a starting point of a side-by-side arrangement section. A magnitude relationship between an effective refractive index of an odd mode of a TE0 polarized wave guided through the side-by-side arrangement section and an effective refractive index of an even mode of a TM0 polarized wave guided through the side-by-side arrangement section is reversed between the starting point and an ending point of the side-by-side arrangement section. A refractive index distribution is vertically asymmetrical in an interaction section. | 2017-06-22 |
20170176678 | SUBSTRATE-TYPE OPTICAL WAVEGUIDE ELEMENT - An effective refractive index of a TM0 polarized wave guided through the first core when existing alone and an effective refractive index of a TE0 polarized wave guided through the second core when existing alone are continuous as a function of a distance from a starting point of a side-by-side arrangement section. A magnitude relationship between an effective refractive index of an odd mode of a TE0 polarized wave guided through the side-by-side arrangement section and an effective refractive index of an even mode of a TM0 polarized wave guided through the side-by-side arrangement section is reversed between the starting point and an ending point of the side-by-side arrangement section. A refractive index distribution is vertically asymmetrical in an interaction section. An emission edge surface and an emission edge surface cover an entrance edge surface without excess or deficiency. | 2017-06-22 |
20170176679 | SUBSTRATE-TYPE OPTICAL WAVEGUIDE ELEMENT - Provided is a substrate-type optical waveguide element in which when (i) effective refractive indexes of a TE polarized wave and a TM polarized wave in the first core are N | 2017-06-22 |
20170176680 | SUBSTRATE-TYPE OPTICAL WAVEGUIDE ELEMENT AND METHOD FOR PRODUCING SUBSTRATE-TYPE OPTICAL WAVEGUIDE ELEMENT - In a substrate-type optical waveguide element, in a case where effective refractive indexes of a TE polarized wave and a TM polarized wave in a first core are defined as N | 2017-06-22 |
20170176681 | OPTICAL WAVEGUIDE ELEMENT, LIGHT-RECEIVING DEVICE, OPTICAL COMMUNICATION DEVICE, OPTICAL MODULATOR, OPTICAL RESONATOR, AND METHOD FOR MANUFACTURING OPTICAL WAVEGUIDE ELEMENT - An optical waveguide element includes a core and a cladding that is made of SiO | 2017-06-22 |
20170176682 | EDGE CONSTRUCTION ON OPTICAL DEVICES - A method of forming an optical device includes obtaining a wafer having multiple optical device dies that each includes a waveguide. The method also includes forming a facet on the waveguide of different dies. The method further includes separating the dies from the wafer after forming the facets. The dies are separated from the wafer such that the facets are positioned at an edge of the dies. | 2017-06-22 |
20170176683 | OPTICAL COMPONENTS FOR WAVELENGTH DIVISION MULTIPLEXING WITH HIGH-DENSITY OPTICAL INTERCONNECT MODULES - Wavelength division multiplexing devices, and methods of forming the same, include a coupling lens and a waveguide, the lens being positioned over a mirror formed in a transmission path of the waveguide. The mirror reflects incoming light signals out of the transmission path through the lens and further reflects light signals coming from the lens and into the transmission path. An optical chip is positioned near a focal length of the lens. The optical chip has an optical filter configured to transmit a light signal at a first wavelength and to reflect received light signals at wavelengths other than the first wavelength. | 2017-06-22 |
20170176684 | PASSIVE ALIGNMENT OPTICAL CONNECTOR - A system, apparatus, or method may include an optical connector that is configured to be fixed to a substrate including an optical waveguide. The substrate may also include a reference mark spaced away from the optical waveguide and extending from a substrate edge. The optical connector may define a first alignment aperture and a second alignment aperture through which the optical connector may be aligned with the substrate (e.g., the optical waveguide). The first alignment aperture may be configured to be aligned with the reference mark and the second alignment aperture may be configured to be aligned with the substrate edge. | 2017-06-22 |
20170176685 | METHOD FOR CONNECTING OPTICAL WAVEGUIDE AND OPTICAL FIBER, SEMICONDUCTOR OPTICAL DEVICE, AND METHOD FOR MANUFACTURING SEMICONDUCTOR OPTICAL DEVICE HAVING OPTICAL FIBER CONNECTED THERETO - The present invention makes it possible to prevent an optical loss in association with mode field diameter conversion and to prevent deformation in a mode field converter. The present invention includes: (a) temporarily fixing an end surface of an optical fiber ( | 2017-06-22 |
20170176686 | WAFER ASSEMBLY INCLUDING A GUIDE PIN WAFER - A guide pin wafer may include a base wafer that includes multiple dies. Each die may include a corresponding lens cutout. The guide pin wafer may also include multiple guide pins mounted on the base wafer. Each die of the base wafer may be mounted with two or more corresponding guide pins that may be configured to engage a parallel fiber connector to the corresponding die. | 2017-06-22 |
20170176687 | 2x2 WAVELENGTH SELECTIVE SWITCH ARRAY - Methods, systems, and apparatus for optical wavelength selective switching. One 2×2 wavelength selective switch array includes a plurality of optical input ports configured to receive one or more optical input beams, and a plurality of optical output ports configured to receive one or more one or more optical output beams wherein the plurality of optical input ports and optical output ports form an array of 2×2 optical port pairs; one or more optical conditioning and wavelength dispersion elements; a polarization modulator array having a plurality of polarizing modulation cells, each cell configured to independently change a polarization orientation of an optical beam passing through the cell and associated with a particular wavelength channel; and a polarization-selective beam-routing optical element configured to route each particular input beam to either a first output port or a second output port according to polarization orientation. | 2017-06-22 |
20170176688 | Network Switch With Augmented Input and Output Capabilities - A non-blocking N×N photonic switch may be augmented with additional inputs and outputs to make use of the excess switch capacity. An augmented photonic switch comprises an N×N non-blocking switching core connected between 2N inputs and 2N outputs. | 2017-06-22 |
20170176689 | MULTICHANNEL FIBER OPTIC ROTARY JOINT (FORJ) HAVING AN ACHROMATIC METASURFACE - A Multichannel Fiber Optic Rotary Joint (FORJ) has a Dove prism as a derotating optical element, wherein the Dove prism has a multiwavelength achromatic metasurface coating on the input and output face. Such a Multichannel FORJ has the advantage that its transmission properties include consistently low attenuation over a rotation angle and a high-return loss over a broad wavelength range, e.g. the whole frequency band used for telecommunications. A method for fabricating the same. | 2017-06-22 |
20170176690 | HARDENED OPTICAL POWER CONNECTION SYSTEM - The present disclosure relates to a hardened power and optical connection system for use with hybrid cables. The hardened power and optical connection system includes electrical pin and socket contacts for providing power connections, and ferrules for providing optical connections. The hardened power and optical connection system has an integrated fiber alignment provided through a mating relationship between a plug and a socket. | 2017-06-22 |
20170176691 | Field Changeable Fiber Optic Connector Polarity Keying with Color Coding - A fiber optic connector along with a tool allows for the changing of the polarity of the fiber optic connector. Keys are installed in both the top and the bottom of the fiber optic connector, one in a first position and the other in a second position. Using the tool in one back-and-forth motion, the polarity of the fiber optic connector change be changed. The keys may be colored differently to identify the polarity of the fiber optic connector. | 2017-06-22 |
20170176692 | ASYMMETRIC OPTICAL FIBER WEDGE FOR CORE POSITIONING - A portion of a core of an optical fiber may be positioned eccentrically in a bore of a ferrule. The portion of the core may be part of an asymmetric cross-sectional region of the optical fiber, and the asymmetric cross-sectional region may include an asymmetric outer surface. The asymmetric outer surface may include an inclined portion spaced outwardly from the portion of the core in a first direction. There may be contact between the inclined portion and the ferrule, so that a lengthwise axis of the portion of the core is spaced apart from a lengthwise axis of the bore in a second direction, and the first and second directions extend substantially opposite from one another. | 2017-06-22 |
20170176693 | FIELD INSTALLABLE CONNECTOR SYSTEM FOR DROP CABLES AND THE LIKE - A field installable connector system for an optical cable includes a clamp, including a plurality of clamp members, cable guiding space in at least one of the clamp members, the cable guiding space configured to guide an optical cable in position in the clamp, connector receiving space in the clamp configured to receive at least part of a connector connected to the optical cable, a stop configured to block withdrawal of the connector from the clamp, and a housing having a clamp receiving space configured to receive at least part of the clamp and to urge clamp parts together to retain in the clamp at least part of the connector. A strain relief also may be provided. A method of assembling a field installable connector system for an optical cable includes placing an optical connector, optical cable and clamp in a hollow housing that holds the clamp relative to the optical connector and optical cable; and applying a strain relief. | 2017-06-22 |
20170176694 | Fiber Optic Ferrule and A Guide Pin Clamp with Field Changeable Guide Pins - A fiber optic ferrule and a guide pin clamp allows for changing guide pins in the field. The guide pin clamp has a forward clamp portion, a rearward clamp portion configured to engage the biasing spring and a guide pin retaining plate. The forward clamp portion and the rearward clamp portion move relative to one another to also move guide pin retaining plate from a first position to a second position to allow for the removal or insertion of guide pins. | 2017-06-22 |
20170176695 | OPTICAL CONNECTOR - An optical connector includes a board including an element that performs conversion between an electric signal and light, a first ferrule and a second ferrule that are butted against each other, an optical waveguide that optically connects the first ferrule with the element, and a guide that guides the optical waveguide disposed between the first ferrule and the element. | 2017-06-22 |
20170176696 | WIRELESS NON-INTRUSIVE REMOTE MONITORING OPTICAL CONNECTION APPARATUS UTILIZING RFT PHOTO-DETECTOR - A non-intrusive remote wireless monitoring system is described for light signals between two fiber-optic communication lines. Most of the light from a transmitting fiber ( | 2017-06-22 |
20170176697 | PROCESS FOR MANUFACTURING VERTICAL OPTICAL COUPLING STRUCTURES - The present invention relates to a method for manufacturing vertical optical coupling structures ( | 2017-06-22 |
20170176698 | OPTICAL FILTER SUB-ASSEMBLY CARTRIDGE FOR USE IN A RECEIVER OPTICAL SUBASSEMBLY (ROSA) HOUSING - An optical sub-assembly cartridge for use in a multi-channel receiver optical sub-assembly (ROSA) is disclosed and includes pre-aligned demultiplexing optics. The optical sub-assembly cartridge may include a plurality of sidewalls which define a cartridge body and at least partially enclose a cavity therein. A sidewall of the cartridge body may include a sidewall opening configured to allow light to enter the cavity. A first optical filter disposed opposite the sidewall opening may receive light entering the cavity and be configured to pass unassociated channel wavelengths out of the cavity while reflecting associated channel wavelengths to a mirror disposed in the cavity. The mirror may then reflect the received channel wavelengths to a second optical filter within or external to the cavity. The second optical filter may emit a narrow spectrum of channel wavelengths to a photodiode package to convert the same to a proportional electrical signal. | 2017-06-22 |
20170176699 | Optical Multichannel Transmission and/or Reception Module, In Particular for High-Bitrate Digital Optical Signals - Disclosed is an optical multichannel transmission and/or reception module, in particular for high-bitrate digital optical signals, with a housing having multiple optical input ports and/or optical output ports and containing an electric assembly and an essentially flat opto-electric module connected electrically to the electric assembly. Multiple electro-optic transmission elements and/or multiple opto-electric reception elements are located on or in the opto-electric module. The opto-electric module has an optical coupling area on one of its surfaces that is connected to the respective first ends of multiple optical waveguides. The opto-electric module has multiple optic paths for optical connection of each first end of an optic waveguide with an associated electro-optic transmission element and/or an associated opto-electric reception element. | 2017-06-22 |
20170176700 | MULTICHANNEL RF FEEDTHROUGHS - Multichannel RF Feedthroughs. In some examples, a multichannel RF feedthrough includes an internal portion and an external portion. The internal portion includes a top surface on which first and second sets of traces are formed. Each set of traces is configured as an electrical communication channel to carry electrical data signals. The external portion includes a bottom surface on which the first set of traces is formed and a top surface on which the second set of traces is formed. A set of vias connects the first set of traces between the top surface of the internal portion and the bottom surface of the external portion. | 2017-06-22 |
20170176701 | SPLITTER MODULE AND ENCLOSURE FOR USE THEREIN - An optical splitter module ( | 2017-06-22 |
20170176702 | SWING ARM ASSEMBLIES FOR UTILITY VAULTS - Swing arm assemblies for providing access to wiring enclosures are described that provide convenient one handed operation and the ability to temporarily fix the enclosure at a telescoped height and optionally in a rotated position. | 2017-06-22 |
20170176703 | JUMPER INSULATOR - A method of installing a fibre optic cable ( | 2017-06-22 |
20170176704 | MEDICAL OBSERVATION DEVICE - A medical observation device includes an imaging unit configured to photograph an image of an operation site, and a holding unit configured to be connected with the imaging unit and have rotary shafts which are operable with at least six degrees of freedom. Among the rotary shafts, at least two shafts are active shafts whose driving is controlled based on states of the rotary shafts, and at least one shaft is a passive shaft which is rotated according to direct external manipulation accompanying contact. | 2017-06-22 |
20170176705 | Adjustable Optical Lens and Camera Module and Aligning Method Thereof - An adjustable optical lens, a camera module and an aligning method thereof are disclosed. The adjustable optical lens includes at least one lens element and an optical structure element. Each of the lens elements is successively and overlappingly arranged in an photosensitive apparatus of the optical structure element, wherein at least one of the lens elements is configured as an adjustable lens element whose assemble position is adjustable. The optical structure element has at least one adjusting channel and at least one fixing channel for adjusting and fixing the adjustable lens element respectively. | 2017-06-22 |
20170176706 | Optical Lens Assembly for Vehicular Optical Imaging System - An optical lens assembly is disclosed, which including a lens unit and a holder, wherein the lens unit includes at least a front lens and a rear lens, and the holder includes a positioning portion and a holding portion extended downwardly the positioning portion, wherein the positioning portion and the holding portion are integrated with each other, wherein the holding portion forms a light chamber for holding the lens unit therein, wherein the light chamber allows imaging lights to enter thereinto and pass through the lens unit, wherein the positioning portion is sealed on the outer surface of the front lens along the outer periphery of the front lens. | 2017-06-22 |
20170176707 | LENS DRIVING APPARATUS - Disclosed is a lens driving apparatus. The lens driving apparatus includes a base formed at a center thereof with a first opening; a housing coupled with the base and having a second opening corresponding to the first opening; a yoke installed on the base and including a horizontal plate having a third opening corresponding to the first opening and a vertical plate protruding upward from the horizontal plate; a bobbin movably installed in the yoke and coupled with a lens module; a coil fixedly disposed around the bobbin; a plurality of magnets provided at the vertical plate of the yoke to face the coil; and a spring installed on at least one of upper and lower portions of the yoke to return the bobbin, which has moved up due to interaction between the magnet and the coil, to its initial position. | 2017-06-22 |
20170176708 | LENS APPARATUS AND IMAGE PICKUP APPARATUS HAVING LENS APPARATUS - A lens apparatus comprises an optical system including a focus lens, a vibrating motor for driving the focus lens in an optical axis direction, a detector for detecting a position of the focus lens in the optical axis direction, an operating unit for inputting a position instruction for the focus lens, and a controller for, on the basis of the position instruction and a state of the optical system, switching between a case of controlling the motor by using an instruction value which is obtained on the basis of the position of the focus lens obtained from the detector and the position instruction obtained from the operating unit and a case of not controlling the motor by using the instruction value. | 2017-06-22 |
20170176709 | Imaging Lens System, Imaging Optical Device, And Digital Appliance - An imaging lens system includes first and second lens groups each having a positive optical power (P1, P2) and a third lens group. During focusing, the second lens group moves. When the first lens group is divided into two groups across, as a boundary, the longest aerial distance (t1) among the axial lens-to-lens distances located on the image side of the position of half the total length of the first lens group, the object-side group being a front group and the image-side group being a rear group, the most image-side surface in the front group and the most image-side surface in the rear group are lens surfaces concave to the image side. The conditional formulae 0.22017-06-22 | |
20170176710 | VOICE COIL MOTOR - This disclosure provides a voice coil motor, including a magnet holder, a magnet set, a lens holder, a lens set, an upper and lower elastic piece and a circuit board. The magnet set has four magnets mounted on four sides of the magnet holder, each of the magnets having opposing N/S and S/N magnetic poles. The lens set is disposed in the lens holder. The upper and lower elastic pieces are mounted above and below the lens holder, respectively. Four focusing coil loops are disposed between the lens holder and magnet set, and correspond to the four magnets of the magnet set. Four optical image stabilization coil loops are disposed on the circuit board and correspond to the four magnets of the magnet set, respectively. The focusing coil loops and optical image stabilization coil loops share the magnet set. Therefore, the voice coil motor has a size reduced. | 2017-06-22 |
20170176711 | LENS BARREL AND IMAGING DEVICE - The lens barrel includes an imaging optical system comprising at least a first lens, a plate-shaped protection glass which is disposed closer to a subject side than the first lens and has light transmission, and an annular ring part provided on the outer circumferential edge of the surface of the protection glass facing the subject side. | 2017-06-22 |
20170176712 | LENS APPARATUS - A lens apparatus includes: a movable barrel arranged in a fixed barrel and holding an optical element; a converter that moves the optical element in an optical axis direction by rotating the movable barrel to the fixed barrel about an optical axis; and an operating part supported to the fixed barrel rotatably about an axis perpendicular to the optical axis, and arranged such that the operating part is rotated from outside of the fixed barrel. The operating part includes an eccentric shaft having an axis different from the rotation axis of the operating part and protruding to the inner diameter side, the eccentric shaft engages with a straight groove provided on the movable barrel and in parallel with the optical axis, and rotation of the operating part rotates the movable barrel about the optical axis via the eccentric shaft to move the optical element in the optical axis direction. | 2017-06-22 |
20170176713 | ELECTRONIC APPARATUS - The electronic apparatus includes a base member, a rotatable operation member, a clicking member rotatable together with the rotatable operation member, an exterior member disposed between the base and rotatable operation members, a switching operation member provided with an operation knob and movable between first and second positions, a pressing member and a contact member both held by the base member, the pressing member being biased toward the clicking member, the contact member being biased toward the switching operation member to contact the switching operation member, and a stopper member movable together with the switching operation member. When the switching operation member is located at the first position, the pressing member contacts the concave and convex portions. When the switching operation member is located at the second position, the pressing member contacts the stopper member and held away from the concave and convex portions. | 2017-06-22 |
20170176714 | Focus Monitoring Arrangement and Inspection Apparatus Including Such an Arrangement - A focus monitoring arrangement ( | 2017-06-22 |
20170176715 | OPTICAL DEVICE FOR OBSERVING AN OBJECT, MINIMISING THE INTERNAL REFLECTION PHENOMENON - A lens unit for observing an object, comprises an optical system comprising one or more successive lenses, and an optical device, comprising: at least one first optical element of the lens type, defining a front surface and a rear surface, the first optical element being produced from an optically transparent material and having a refractive index “n1”, a second optical element, defining a front surface and a rear surface, and being optically coupled by its front surface to the rear surface of the first optical element, the second optical element being produced from a material with a refractive index n2 and provided with at least one portion produced from a material optically absorbing visible light. The optical device being substituted for the lens of the optical system or at least for the end lens among the successive lenses in the optical system. | 2017-06-22 |
20170176716 | OPTICAL IMAGE CAPTURING SYSTEM - A four-piece optical lens for capturing image and a four-piece optical module for capturing image are provided. In order from an object side to an image side, the optical lens along the optical axis includes a first lens with refractive power; a second lens with refractive power; a third lens with refractive power; and a fourth lens with positive refractive power; and at least one of the image-side surface and object-side surface of each of the four lens elements are aspheric. The optical lens can increase aperture value and improve the imagining quality for use in compact cameras. | 2017-06-22 |
20170176717 | OPTICAL IMAGE CAPTURING SYSTEM - A four-piece optical lens for capturing image and a four-piece optical module for capturing image are provided. In order from an object side to an image side, the optical lens along the optical axis includes a first lens with refractive power; a second lens with refractive power; a third lens with refractive power; and a fourth lens with positive refractive power; and at least one of the image-side surface and object-side surface of each of the four lens elements are aspheric. The optical lens can increase aperture value and improve the imagining quality for use in compact cameras. | 2017-06-22 |
20170176718 | PHOTOGRAPHIC LENS OPTICAL SYSTEM - Provided are lens optical systems. A lens optical system includes first to third lenses sequentially arranged in a direction from an object to an image sensor. The first lens may have a positive refractive power and an entrance surface convex toward the object. The second lens may have a negative refractive power and a meniscus shape convex toward the image sensor. The third lens may have a positive refractive power, and at least one of entrance and exit surfaces of the third lens may have an inflection point in a direction from a center region toward an edge thereof. The outer diameter D3 (in millimeters) of the exit surface of the third lens and the diagonal length ImgH | 2017-06-22 |
20170176719 | Camera Lens - A camera lens is disclosed. The camera lens comprises, from an object side to an image side, a first lens with positive refractive power; a second lens with negative refractive power; a third lens with positive refractive power; a fourth lens with negative refractive power; a fifth lens with positive refractive power; and a sixth lens with negative refractive power. The camera lens satisfies specified conditions. | 2017-06-22 |
20170176720 | PHOTOGRAPHING LENS AND PHOTOGRAPHING APPARATUS - A photographing lens and a photographing apparatus including the same. The photographing lens includes a first lens having a positive refractive power or a negative refractive power and being meniscus shaped; a second lens having a positive refractive power; a third lens having a negative refractive power; a fourth lens having a positive refractive power and having a surface convex toward the image side; and a fifth lens having a negative refractive power, having a surface concave from the image side, and including at least one aspheric surface, wherein the first through fifth lenses are sequentially arranged from the object side toward the image side. | 2017-06-22 |
20170176721 | SINGLE FOCUS LENS AND PHOTOGRAPHING APPARATUS HAVING THE SAME - A single focus lens and a photographing apparatus including the single focus lens are provided. The photographing apparatus includes a single focus lens comprising: a first lens group having a positive refractive power, the first lens group including a first negative lens and a second negative lens arranged in succession at a most object side of the first lens group; a second lens group having a negative refractive power; and a third lens group having a positive refractive power and including a positive lens and a negative lens. The first to third lens groups are sequentially arranged in a direction from an object side to an image side. | 2017-06-22 |
20170176722 | LENS SYSTEM, IMAGE CAPTURING UNIT AND ELECTRONIC DEVICE - A lens system includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element and a sixth lens element. The first lens element with negative refractive power has a concave image-side surface in a paraxial region. The second lens element with refractive power has a convex object-side surface in a paraxial region. The third lens element has positive refractive power. The fourth lens element with positive refractive power has an object-side and an image-side surfaces being aspheric. The fifth lens element with negative refractive power has an aspheric concave object-side surface and an aspheric convex image-side surface in a paraxial region. The sixth lens element with refractive power has an image-side surface being concave in a paraxial region with a convex shape in an off-axis region. | 2017-06-22 |
20170176723 | IMAGING LENS - An imaging lens in which a positive first lens group, a positive second lens group, and a negative third lens group are arranged in order from the object side. The first lens group includes a positive first lens having a convex object-side surface and a second lens. The second lens group includes third and fourth lenses each having at least one aspheric surface. The third lens group includes a fifth lens, a sixth lens as a double-sided aspheric lens, and a seventh lens having a concave image-side surface near an optical axis. The lenses are not joined to each other, the seventh lens has an aspheric image-side surface whose shape changes from concave to convex as the distance from the optical axis increases, and an F-number is less than 1.8. | 2017-06-22 |
20170176724 | STACKED WAFER LENS AND CAMERA - A multi-element lens includes a first assembly having first and second optical elements supported respectively on a top and a bottom of a first glass substrate. A second assembly has third and fourth optical elements supported on a top and bottom of a second glass substrate. The first and second assemblies are bonded together and diced to form multiple multi-element lenses. | 2017-06-22 |
20170176725 | VARIABLE-POWER OPTICAL SYSTEM, OPTICAL DEVICE, AND METHOD FOR MANUFACTURING VARIABLE-POWER OPTICAL SYSTEM - Composing, in order from an object side along the optical axis, a first lens group having positive refractive power, and at least one lens group; upon varying magnification, an interval between the first lens group and a lens group at an image side of the first lens group and adjacent thereto being varied, said first lens group comprising a focusing lens group which is moved along the optical axis for focusing and a vibration reducing lens group that is movable to include a component in a direction perpendicular to the optical axis, thereby providing a an excellent optical performance upon focusing. | 2017-06-22 |
20170176726 | ZOOMING OPTICAL SYSTEM, OPTICAL APPARATUS AND METHOD FOR MANUFACTURING ZOOMING OPTICAL SYSTEM - A compact zooming optical system, an optical apparatus and a method for manufacturing the zooming optical system having a vibration reduction function, a high zooming ratio, a wide-angle view and superb optical performance are provided, the system including, in order from an object side: a first lens group G | 2017-06-22 |
20170176727 | VARIABLE POWER OPTICAL SYSTEM, OPTICAL DEVICE, AND METHOD FOR PRODUCING VARIABLE POWER OPTICAL SYSTEM - A variable magnification optical system comprises, in order from an object side, a first lens group (G | 2017-06-22 |
20170176728 | ZOOM LENS SYSTEM AND IMAGING APPARATUS - A zoom lens system, in order from an object side to an image side, includes: a first lens group having positive optical power; a second lens group having negative optical power; a third lens group having positive optical power; a fourth lens group having negative optical power; and a fifth lens group having positive optical power, wherein focusing is performed by moving the fourth lens group, and conditions (1) through (3) are satisfied: | 2017-06-22 |
20170176729 | PROJECTION ZOOM LENS - Disclosed is a projection zoom lens used in an image display device configured to project an image onto a target projection surface and display a magnified image of the image, in which the projection zoom lens has a five-lens-group configuration in which first to fifth lens groups G | 2017-06-22 |
20170176730 | TOTAL INTERNAL REFLECTION APERTURE STOP IMAGING - In some example embodiments, there is provided an apparatus comprising a lens comprising a first medium having a first index of refraction and a second medium having a second index of refraction, wherein the first index of refraction is greater than the second index of refraction; wherein an interface between the first medium and the second medium is convex, and wherein total internal reflection from the first medium to the second medium forms an aperture on light transmission with edges dependent on the angle of light incidence. Related system, methods, and the like are also disclosed. | 2017-06-22 |
20170176731 | ZOOM OBJECTIVE LENS - The invention relates to a zoom objective lens with continuously adjustable magnification, comprising five lens groups, where the first lens group, the second lens group and the fifth lens group are fixed in relation to an object. The third lens group and the fourth lens group are axially displaceable. The following conditions apply to the lens:
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20170176732 | IMAGE-FORMING OPTICAL SYSTEM, ILLUMINATION APPARATUS, AND OBSERVATION APPARATUS - Provided is an image-forming optical system including: a plurality of image-forming lenses that form a final image and at least one intermediate image; and a wavefront disturbing device and a wavefront restoring device that are disposed at positions having any of the intermediate images formed by the plurality of image-forming lenses therebetween and that apply phase modulation to the wavefront of light coming from an object. The wavefront disturbing device and the wavefront restoring device have the same phase distribution including a wave-shaped phase-advancing region and phase-delaying region that are symmetrical to each other, and are paired such that light passes through the corresponding phase-advancing region and phase-delaying region having opposite wave shapes. | 2017-06-22 |
20170176733 | SYSTEM AND METHOD FOR MANIPULATING AN OBJECT FOR IMAGING - A method for manipulating an object for imaging by an imaging device includes the steps of rotating the object about a rotation axis into a plurality of angular positions; capturing an image of the object at each of the plurality of angular positions; and determining a respective translation required of the object for the plurality of angular positions, the translation being along a plane substantially orthogonal to the rotation axis; wherein the respective translation is arranged to align the object to the rotation axis so as to maintain the object within a field of view of the imaging device. | 2017-06-22 |
20170176734 | METHOD FOR CORRECTING ILLUMINATION-DEPENDENT ABERRATIONS IN A MODULAR DIGITAL MICROSCOPE, DIGITAL MICROSCOPE AND DATA-PROCESSING PROGRAM - The invention relates to a method of correcting illumination-dependent aberrations in a modular digital microscope comprising a coaxial bright field illumination apparatus, a motor-driven zoom apparatus, an objective, a digital image acquisition unit and an image processing unit. The method according to the invention is based on the use of calibration data, which are preferably stored in the image processing unit as a calibration data record. The calibration data record is established for each combination of objective and zoom and stored in a data memory. The method is integrated into the image processing unit for live-correction or available as software for image post-processing of microscope images. The invention further relates to a digital microscope. | 2017-06-22 |
20170176735 | OPTICAL DEVICE FOR MEASURING THE POSITION OF AN OBJECT - The invention relates to an optical device for measuring the position of an object along a first axis, the object being subjected to light radiations emitted by a light source. The optical device comprises: an imaging system comprising an objective for collecting light radiations diffused by the object, the imaging system having an optical axis extending parallel to the first axis; a transmission mask having at least a first aperture and a second aperture, the first aperture and second aperture being spaced from each other along a second axis, perpendicular to the first axis, the transmission mask being arranged so as to let a first part of the radiations and a second part of the radiations which are diffused by the object pass through the first aperture and the second aperture respectively, while blocking a part of the radiations emitted by the light source which is not diffused by the object; and a detector adapted for generating an image including a first spot and a second spot representative of the first part and second part of the radiations impacting the detector plane, wherein variation of the position of the object relative to the object plane of the imaging system along the first axis causes variation of a position of the first spot and of the second spot relative to each other along the second axis. | 2017-06-22 |
20170176736 | ENDOSCOPIC SYSTEM - This disclosure an optical unit having a plurality of structural elements such as lens and a spacer having two or more opposing surfaces of the plurality of structural elements are bonded and secured to each other. A contact portion of the bonding portion is configured to prevent spreading of an adhesive and an adhesive reservoir is provided at the bonding portion. This disclosure further provides an apparatus having an imaging optical system configured to image a side surface in a tubular passage and an illuminating optical system that is arranged centrally within the imaging optical system. | 2017-06-22 |
20170176737 | BOROSCOPE SHEATH - A boroscope sheath is disclosed for providing a boroscope with temperature protection during a boroscope inspection of a machine such as a gas turbine or a steam turbine. The boroscope sheath includes an elongate tube having a wall extending from a front end to a back end and around a central bore configured and arranged to allow removable insertion of a boroscope cooling channels extend in the wall. The boroscope sheath can be held in a first position relative to the machine when the machine is in use and moved to a second position relative to machine for inspection. Part of the boroscope sheath remain in the machine during use of the machine. | 2017-06-22 |
20170176738 | ELECTROWETTING ELEMENT WITH RIDGE - An electrowetting element comprising a first fluid and a second fluid immiscible with the first fluid. A first support plate comprises: a first support plate surface in contact with at least one of the first fluid or the second fluid, a substrate having a substrate surface, an electrode and a ridge. The ridge comprises a substantially parallel ridge surface substantially parallel to the substrate surface and a sloping ridge surface angled relative to the substantially parallel ridge surface. A wall is located at least partly on the substantially parallel ridge surface. The ridge is configured to reduce a flow of the first fluid along an inner surface of the wall. | 2017-06-22 |
20170176739 | ROLLING BEAM SPLITTER OPTICAL SWITCHING MECHANISM FOR COMBINATION AND SELECTION OF DETECTOR ILLUMINATION - A rolling beam splitter optical switching mechanism for combination and selection of detector illumination includes a housing and an immersed cube beam splitter supported by the housing. The beam splitter is configured to direct electromagnetic radiation in a first direction and a second direction. The switching mechanism further includes a drive assembly configured to rotate the housing and the beam splitter to change a direction of electromagnetic radiation directed by the beam splitter in the second direction. | 2017-06-22 |
20170176740 | METHOD OF FABRICATING A MICROELECTRONIC DEVICE WITH BURIED DARK LAYERS - A microelectromechanical system (MEMS) is comprised of a micromirror attached to a semiconductor device. A stack of inorganic high index materials comprised of titanium oxide, titanium nitride, and titanium is deposited above metal levels within the semiconductor device. Another stack of inorganic high index materials comprised of titanium oxide, titanium nitride, and titanium may be deposited in a continuous or dis-continuous layer within one or more of the dielectric layers. Each stack of high index material films is deposited at a depth and of thickness to achieve a minimum reflectance for the entire film system and to ensure maximum destructive interference at the targeted wavelength range. The high index material stack results in reduced light scattering during operation of the micromirror and improves contrast of the display system. | 2017-06-22 |
20170176741 | MIRROR ELEMENT, IN PARTICULAR FOR A MICROLITHOGRAPHIC PROJECTION EXPOSURE APPARATUS - A mirror element, in particular for a microlithographic projection exposure apparatus. According to one aspect, the mirror element includes a substrate ( | 2017-06-22 |
20170176742 | OPTICAL FIBER SCANNER, ILLUMINATING DEVICE, AND OBSERVATION APPARATUS - Provided is an optical fiber scanner including: an illumination optical fiber; an annular elastic member formed of an elastic material having an engagement hole that engages with the illumination optical fiber; and a plurality of piezoelectric elements fixed to the annular elastic member, each piezoelectric element being polarized in a radial direction of the illumination optical fiber and applied an alternating voltage in a polarization direction so as to cause the illumination optical fiber to vibrate. The annular elastic member has a vibration transmitting section to a side of which the plurality of piezoelectric elements are bonded and transmits vibrations to the illumination optical fiber, and a fiber support section that is integrally molded together with the vibration transmitting section and that is capable of supporting the illumination optical fiber. | 2017-06-22 |
20170176743 | ACTUATOR DEVICE, OPTICAL DEFLECTOR, AN IMAGE PROJECTION APPARATUS, AND IMAGE FORMING APPARATUS - An actuator device includes a frame, a movable member to rotate about a rotation axis, a reflection member formed on the movable member to reflect a light flux that enters the reflection member, a first deformable member disposed on the frame to support and move the movable member, at least one first driver to deform the first deformable member, a detection-use line formed on the first deformable member and on the movable member to allow an electric current, and a light shield unit disposed at least one of a light incident side and a light exit side of the reflection member. The light shield unit blocks at least one of an entry of the light flux to the reflection member and an exit of the light flux from the reflection member when the detection-use line is damaged. | 2017-06-22 |
20170176744 | Split Exit Pupil Multiple Virtual Image Heads-Up Display Systems and Methods - Split exit pupil (or split eye-box) heads-up display (HUD)systems and methods are described. The described HUD system methods make use of a split exit pupil design method that enables a modular HUD system and allows the HUD system viewing eye-box size to be tailored while reducing the overall HUD volumetric aspects. A HUD module utilizes a high brightness small size micro-pixel imager to generate one or more HUD virtual images with a one or a plurality of given viewing eye-box segment sizes. When integrated together into a HUD system, a multiplicity of such HUD modules displaying the same image would enable such an integrated HUD system to have an eye-box size that is substantially larger than the eye-box size of a HUD module. The resultant integrated HUD system volume is substantially volumetrically smaller than a HUD system that uses a single larger imager. Furthermore, the integrated HUD system can be comprised of a multiplicity of HUD modules to scale the eye-box size to match the intended application while maintaining a given desired overall HUD system brightness. | 2017-06-22 |
20170176745 | REDUCING GHOST IMAGES - In a near-eye or heads-up display system including a display engine and an optical waveguide, a quarter-wave retarder (QWR) is positioned between a polarizing beam splitter (PBS) of the display engine and an input diffraction grating of the waveguide. Additionally, a linear polarizer can be positioned between the PBS and the QWR. Light corresponding to an image generated by a reflective microdisplay of the display engine is diffracted into the waveguide by the input diffraction grating, so it can travel by way of total internal reflection to an output coupler and viewed by a human eye. The QWR alone, or in combination with the linear polarizer, prevents a ghost image that may otherwise occur if a portion of the light corresponding to the image, that is diffracted into the waveguide by the input diffraction grating, is diffractively out-coupled by the input diffraction grating and thereafter reflects off the reflective microdisplay. | 2017-06-22 |
20170176746 | SITUATIONAL AWARENESS SYSTEMS AND METHODS - Example systems and methods are described that help increase the situational awareness of a user of a helmet, such as a motorcycle helmet. One or more cameras are physically coupled to the helmet, where each camera includes a lens and an associated image sensor. Each camera is configured to generate a video feed, which is presented to a user on a display. The video feed represents a field-of-view around the helmet, and may be projected onto a surface, such as the visor of the helmet, thereby enabling enhanced situational awareness for the user of the helmet. | 2017-06-22 |
20170176747 | Multi-Pupil Display System for Head-Mounted Display Device - Disclosed are an apparatus and method for increasing the FOV of displayed images in a head-mounted display (HMD) device. A display apparatus comprises a display module and a waveguide optically coupled to the display module. The display module may generate individually multiple different portions of an image, to be conveyed to an optical receptor of a user of the HMD device, and may include multiple optical output ports, each to output a different portion of the image. The waveguide may include multiple optical input ports, each optically coupled to a different one of the optical output ports of the display module, where the waveguide is configured to output, to the optical receptor of the user, light corresponding to the image in its entirety. | 2017-06-22 |
20170176748 | TEXT ENHANCEMENTS FOR HEAD-MOUNTED DISPLAYS - Various systems and methods for implementing text enhancements in augmented reality content presented in a head-mounted display are described herein. A head-mounted display system for implementing enhancements in augmented reality content includes a see-through display device to display augmented reality content in a field of view to a user of the system, the augmented reality content in an initial format; an accelerometer; and a controller to: detect a trigger event, the trigger event based on motion of the head mounted display system as measured by the accelerometer; and present an enhanced version of the augmented reality content when the trigger event is detected. | 2017-06-22 |
20170176749 | HEAD MOUNTED DISPLAY AND LOW CONSPICUITY PUPIL ILLUMINATOR - The present disclosure provides for an optical element useful in an optical device for illuminating the pupil of an eye, particularly for use with a head mountable display that can include eye-tracking. The optical device includes a light source and an optical element that transmits light, where light emitted from the light source is directed by the optical element toward the pupil of the eye, and attributes of the eye can then be detected by an optical sensor such as a camera. The light source can emit infrared light that is not visible to the human eye, so that world view images and/or combined digital images of the head-mountable display are not compromised. | 2017-06-22 |
20170176750 | DISPLAY APPARATUS - A display apparatus and a display method are disclosed. The display apparatus includes a left eye block and a right eye block. Each of the left eye and right eye block includes a relay unit and an eyepiece unit. Relay unit including at least one first optical lens is configured to receive light beams of input image, and generate a relay image by enlarging input image through the at least one first optical lens. The eyepiece unit including at least one second optical lens is configured to receive light beams of relay image, and generate an output image for a user to see by converging light beams of relay image through the at least one second optical lens. | 2017-06-22 |
20170176751 | NEAR-EYE DISPLAY SYSTEM HAVING A PELLICLE AS A COMBINER - Near-eye combiner displays are disclosed that utilize dichroic reflectors and/or reflective polarizers disposed as a pellicle positioned within a field of view of the eye. A secondary image can be reflected off of the reflective polarizer and/or dichroic layer towards the eye, and can be superimposed over a primary world-view image being viewed by the eye. The position and orientation of the pellicle can be independently adjusted as desired. | 2017-06-22 |
20170176752 | Display device - A display device ( | 2017-06-22 |
20170176753 | Wide Angle Beam Steering in Sunglasses for Virtual Reality and Augmented Reality - A beam steering device includes a first substrate; a second substrate that is distinct from the first substrate; a first alignment layer located adjacent to the first substrate between the first substrate and the second substrate, and a second alignment layer located adjacent to the second substrate between the first substrate and the second substrate. The first alignment layer has a first periodic circular pattern, and the second alignment layer has a second periodic circular pattern that corresponds to the first periodic circular pattern. The beam steering device also includes nematic liquid crystals located between the first alignment layer and the second alignment layer; and one or more retardation compensators. | 2017-06-22 |
20170176754 | ATTACHABLE IMAGE DISPLAY DEVICE AND OCULAR OPTICAL SYSTEM - An ocular optical system includes a light guiding prism that guides image light from a display element and an emission portion that emits the image light guided by the light guiding prism. The light guiding prism includes a plurality of sides arranged to surround a light path of the image light, and a reflection surface off which the image light is reflected to the emission portion. The plurality of sides include a first side that is arranged on an opposite side of a first plane including first and second optical axes and that is situated between the emission portion and the reflection surface, wherein the first optical axis is a portion of the image light before the image light is reflected off the reflection surface, and the second optical axis is a portion of the image light after the image light is reflected off the reflection surface. | 2017-06-22 |
20170176755 | Systems and Methods for Augmented Near-Eye Wearable Displays - Wearable augmented reality display systems are provided. One or a plurality of emissive display elements are embedded in the bridge area of an eyeglass frame. The lenses are provided with a set of transmissive diffractive optical elements and partially reflective diffractive optical elements. The display outputs are directed toward the lens elements whereby the diffractive elements in turn direct the outputs toward the eye-boxes of the viewer. | 2017-06-22 |
20170176756 | Head-Mounted Display - A head-mounted display includes a mounting fixture that is mounted on the head of a user, an image display device including at least an image light unit that generates image light, a half mirror, and a casing, a connection fixture that mounts the image display device with respect to the mounting fixture, a first ball joint that connects the mounting fixture and the connection fixture to each other, and a second ball joint that connects the image display device and the connection fixture to each other. The connection fixture holds the image display device in front of eyes of the user. The second ball joint extends in a right and left direction, and rotatably supports the image display device with respect to the connection fixture in a state in which a rotational axis, which is disposed on a rear side in comparison to the image display device, is set as a supporting point. The second ball joint changes a direction of image light that is emitted from the image display device. | 2017-06-22 |
20170176757 | PROJECTION SYSTEM FOR GENERATING SPATIALLY MODULATED LASER RADIATION AND OPTICAL ARRANGEMENT FOR TRANSFORMING LASER RADIATION - Described is an arrangement for the transformation of laser radiation. A projection system for generating spatially modulated laser radiation includes an optical arrangement for transforming laser radiation, a field lens, a spatial light modulator and a projection arrangement. By means of the optical arrangement, incidental laser radiation in a first direction (E) is reflected on an aspherically curved, reflective surface in a second direction (R), where in a plane perpendicular to the first direction (E) the laser radiation has an inhomogeneous beam profile (G1, G2) with a first beam axis (A) and a second beams axis (B) perpendicular to the latter, and the aspherical curvature is designed, during the reflection on the reflective surface, to transform the inhomogeneous beam profile of the laser radiation for the first beam axis (A) and/or the second beam axis (B) respectively into a homogenous top-hat beam profile (H). | 2017-06-22 |
20170176758 | REVERSE INTERLEAVING FOR LASER LINE GENERATORS - An apparatus includes beam shearing optics situated to receive a collimated beam and to shear the collimated beam along a first direction so as to form a plurality of adjacent collimated beam portions, and homogenization optics situated to receive and homogenize the adjacent collimated beam portions along at least the first direction so as to produce a homogenized output beam. A method includes shearing a collimated beam having a beam parameter product (bpp) along an axis so as to form a plurality of sheared collimated beam portions, and arranging the sheared collimated beam portions adjacent to each other so that a line beam having a length and thickness that is formed with the light from the sheared collimated beam portions has a lower bpp associated with the line beam thickness than the bpp of the collimated beam along the axis. | 2017-06-22 |
20170176759 | 3D DISPLAY DEVICE AND DISPLAY METHOD THEREOF - A three dimensional (3D) display device and a display method thereof are provided. The 3D display device includes a two dimensional (2D) display panel ( | 2017-06-22 |
20170176760 | High-Power Laser Attenuator - It relates to a high-power laser attenuator wherein laser is incident into an attenuator housing through a lens barrel; a ½ wave plate, a first lens and a second lens are arranged in sequence on an incident light path along a laser incident direction; the ½ wave plate can rotate around the incident light path, and normal lines of incident planes of the two lenses and the incident light axis are set to form a Brewster angle; a laser absorber assembly is arranged in a reflected light path of the first lens. | 2017-06-22 |
20170176761 | DISPLAY APPARATUS - A display apparatus may include a display panel, a first polarizer, a second polarizer, and a driving part. The display panel may have a display surface and may display an image on the display surface. The first polarizer may be positioned on the display panel. The second polarizer may be positioned on the display panel and may overlap the first polarizer. The driving part may move the first polarizer in a first direction. The first direction may be parallel to the display surface. | 2017-06-22 |
20170176762 | Universal Polarization Converter - A universal polarization converter is provided including a polarizer configured to receive unpolarized light. The polarizer is further configured to split the received unpolarized light into a first and second polarized state. At least two quarter wave phase retarders are configured to convert each of the first and second polarized states to opposite handed polarized beams. A cholesteric mirror is configured to combine the opposite handed polarized beams. In other embodiments, the cholesteric mirror may be replaced by a second polarizer and optional quarter wave retardation plate. Further embodiments may include a single polarization converter and multiple quarter wave retardation plates. | 2017-06-22 |
20170176763 | OPTICAL IMAGE STABILIZATION ACTUATOR DRIVER POWER DISTRIBUTION CONTROL - Various embodiments provide an optical image stabilization circuit including a drive circuit having a power waveform generator and a power waveform conversion circuit. The power waveform generator generates a power waveform. The power waveform conversion circuit converts the power waveform to a power drive signal. An actuator is then driven by the power drive signal to move a lens accordingly and compensate for any movements and vibrations of a housing of the lens. | 2017-06-22 |