| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 359793000 | Two components | 73 |
| 20080212208 | LENS SET ADAPTED TO WEBCAM - The invention discloses a lens set adapted to a webcam. The webcam has a first focal length. The lens set according to the invention includes a first lens and a second lens. The first lens is used to refract a light to generate a refracted light substantially parallel to an optical axis of the first lens. The second lens is used to focus the refracted light and project it to the webcam. The combination of the lens set and the webcam has a second focal length smaller than the first focal length. | 09-04-2008 |
| 20090034101 | WIDE-ANGLE IMAGE PICK-UP LENS SYSTEM AND VEHICLE WITH SAME - A wide-angle image pick-up lens system includes a first lens group with negative refracting power and a second lens group with positive refracting power. The first lens group and the second lens group are aligned in order from an object side to an image side. The first lens group and the second lens group satisfy the following conditions: −0.15| 02-05-2009 | |
| 20090052063 | LENS WITH COLLAR AND LENS MODULE USING SAME - An exemplary lens includes an active part configured for refracting light transmitting therethrough, an inactive part surrounding the active part, and a collar formed on a surface of the inactive part. | 02-26-2009 |
| 20090052064 | Large aperture imaging optical system - Large aperture optical systems that are extremely well corrected over a large flat field and over a large spectral range are disclosed. Breathing and aberration variation during focusing are optionally controlled by moving at least two groups of lens elements independently. Aberration correction in general is aided by allowing the working distance to become short relative to the format diagonal. Field curvature is largely corrected by a steeply curved concave surface relatively close to the image plane. This allows the main collective elements to be made of low-index anomalous dispersion materials in order to correct secondary spectrum. In wide-angle example embodiments, distortion may be controlled with an aspheric surface near the front of the lens. | 02-26-2009 |
| 20090067064 | FIXED-FOCUS LENS - A fixed-focus lens including a first lens group and a second lens group is provided. The first lens group has a negative refractive power, and consists essentially of a first lens, a second lens, a third lens, and a fourth lens arranged in sequence from an object side to an image side. Refractive powers of the first, second, third, and fourth lenses are negative, negative, positive, and negative respectively. The second lens group is disposed between the first lens group and the image side, and has a positive refractive power. The second lens group includes a fifth lens and a sixth lens arranged in sequence from the object side to the image side. Refractive powers of the fifth lens and the sixth lens are both positive. | 03-12-2009 |
| 20090073579 | Beam-adjusting optics - The present invention provides an optical analyzer having illumination optics that include a light source, such as a laser or other source, adapted to emit a collimated, or approximately collimated, light beam, a focusing lens that focuses the beam onto a focus spot within a detection region, and beam-adjusting optics positioned in the light path between the light beam source and the focusing lens, which allow for precise positioning of the focus spot within the detection region. The beam-adjusting optics of the present invention comprise at least one movable focusing lens, mounted in a positioning device that allows repositioning of the lens in a plane perpendicular to the light path. | 03-19-2009 |
| 20090135503 | OPTICAL SYSTEM AND OPTICAL APPARATUS HAVING THE SAME - An optical system includes a first lens with a functional film having film hardness of equal to or less than H formed on at least on one surface thereof, and a second lens located opposite the surface with the functional film of the first lens and having a diameter larger than that of the surface with the functional film, wherein the first lens and the second lens are in marginal contact with each other. | 05-28-2009 |
| 20090195893 | LENS ASSEMBLY - A lens assembly includes, in order from an object side toward an image side along an optical axis thereof, a first lens having positive refractive power, and a second lens. The lens assembly satisfies the following conditions: 0<|f | 08-06-2009 |
| 20090195894 | COMPOSITE OPTICAL ELEMENT AND METHOD FOR MANUFACTURING THE SAME - The present invention belongs to a technical field related to a composite optical element including a first optical component and a second optical component coupled to the first optical component. In a composite optical element | 08-06-2009 |
| 20100053776 | Imaging Lens and Small-Size Image Pickup Apparatus using the Same - There are provided an imaging lens, which is capable of promoting high definition and miniaturization of a small-size image pickup apparatus, and the small-size image pickup apparatus using the same. A aperture diaphragm S is arranged between a first lens L | 03-04-2010 |
| 20100073780 | Lens array unit, optical head and information processing apparatus - A lens array unit includes first lens array plates, second lens array plates and a support member. Each of the first lens array plate has multiple first lenses thereon. Each of the first lenses has a first optical axis that extends in a first direction and the first lenses are arranged in a second direction perpendicular to the first. Each of the second lens array plates has multiple second lenses thereon. Each of the second lenses has a second optical axis that extends in the first direction and the second lenses are arranged in the second. The support member has opposite first and second sides. The support member extends in the second direction to support the first lens array plates on the first side and support the second lens array plates on a second side so that each of the first lens array plates opposes a different corresponding one of the second lens array plates. The first lens array plates are arranged on the first side of the support member in the second direction and the second lens array plates are arranged on the second side of the support member in the second direction. | 03-25-2010 |
| 20100091387 | IMAGING LENS, IMAGING DEVICE, PORTABLE TERMINAL, AND METHOD FOR MANUFACTURING IMAGING LENS - An imaging lens (LN) includes one or two lens blocks (BK), and an aperture stop (ape). The lens block (BK) includes a plane-parallel lens substrate (LS) and a lens (L) formed of different materials. In the imaging lens (LN), a first lens block (BK | 04-15-2010 |
| 20100134905 | IMAGING LENS, IMAGING DEVICE, PORTABLE TERMINAL, AND METHOD FOR MANUFACTURING IMAGING LENS - An imaging lens (LN) includes one or two lens blocks (BK), and an aperture stop (ape). The lens block (BK) includes a plane-parallel lens substrate (LS) and a lens (L) formed of different materials. In the imaging lens (LN), a first lens block (BK | 06-03-2010 |
| 20100142061 | MICRO LENS, METHOD AND APPARATUS FOR MANUFACTURING MICRO LENS, AND CAMERA MODULE INCLUDING MICRO LENS - Micro lens manufacturing apparatus, a micro lens manufacturing method, a micro lens, and a camera module employing the micro lens are provided. First mold is manufactured in correspondence with a first lens profile of a lens element. Second mold is manufactured in correspondence with a second lens profile of the lens element. Second mold is aligned on a surface of a lens substrate having a hollow hole formed thereon. Material for the lens element is supplied into the hollow hole of the lens substrate. First mold is aligned on the other surface of the lens substrate having the hollow hole and compressed to form the first and second profiles of the lens element. Formed lens element hardened. First and second molds are separated from each other. Therefore, time and cost for manufacturing the micro lens are reduced, and the accurate alignment between the first and second lens profiles is achieved. | 06-10-2010 |
| 20100142062 | IMAGING LENS AND IMAGING APPARATUS USING IMAGING LENS - An imaging lens is provided and includes, in order from the object side, a front group having a negative power, a stop, and a rear group having a positive power. The front group includes, in order from the object side, a first negative lens having a meniscus shape with a concave surface on an image side, a second negative lens, and a third positive lens. The rear group includes, in order from the object side, a fourth positive lens, a fifth negative lens having a meniscus shape with a concave surface on the object side, and a sixth positive lens. An Abbe number of each of the first lens, the second lens, the fourth lens, and the sixth lens at the d-line is equal to or larger than 40, and an Abbe number of each of the third lens and the fifth lens at the d-line is equal to or smaller than 40. Each lens constituting the front group and the rear group is a single lens. | 06-10-2010 |
| 20100188759 | Image Pickup Lens, Image Pickup Apparatus, Mobile Terminal, and Manufacturing Method of Image Pickup Lens - An image pickup lens includes a first lens block with a positive refractive power, a second lens block with a negative refractive power, and an aperture stop. The first lens block includes a first lens substrate, and lens portions | 07-29-2010 |
| 20100296180 | IMAGE FORMING LENS, CAMERA DEVICE, AND HANDHELD TERMINAL - An image forming lens including an aperture stop, a first lens group arranged on the object side relative to the aperture stop, and a second lens group having a positive power arranged on an image side relative to the aperture stop, the first lens group including a first F lens group having a negative power and a first R lens group having a positive power arranged in this sequence from the object side with the widest air space between the first F lens group and the first R lens group, the first F lens group including at least two negative lenses, the first R lens group including at least one positive lens, the second lens group including a second F lens group having a positive power and a second R lens group arranged in this sequence from the object side, the second F lens group including a first positive lens, a first negative lens, a second negative lens, and a second positive lens arranged in this sequence from the object side, and the second R lens group including at least one lens. | 11-25-2010 |
| 20110013293 | Image Pickup Lens, Image Pickup Apparatus, Mobile Terminal, Method for Manufacturing Image Pickup Lens, and Method for Manufacturing Image Pickup Apparatus - An image pickup lens includes: a first lens block with a positive power and a second lens block. The first lens block includes a first lens substrate, a lens portion | 01-20-2011 |
| 20110019292 | Achromatic Optical System for Beam Shaping - An achromatic refractive beam shaping optical system that transforms the intensity distribution of a light beam, preferably provides transformation of a beam which intensity distribution described by Gaussian function to a beam of uniform intensity. The system consists of at least two lens groups, one of lens groups is made from at least two lenses having different characteristics, of spectral dispersion, thus achromatic for a certain spectral range optical design providing zero or negligible for practical applications wave aberration is realized. By choosing parameters of lens groups the system can be realized as a telescope of Galilean or Keplerian type, or as a collimator, or as an objective lens. To provide adjustment features one lens group of the system is movable along the optical axis. | 01-27-2011 |
| 20110058265 | FIXED-FOCUS LENS MODULE - A fixed-focus lens module includes an outer lens barrel, an inner lens, a first lens, and a second lens group. The outer lens barrel includes a first open end, a first cavity, and a second open end arranged in the order from the object side to the image side of the outer lens barrel. The inner lens barrel is received in the outer lens barrel adjacent to the first open end. The first lens is received in the inner lens barrel. The second lens group is received in the outer lens barrel adjacent to the second open end. An gap is defined between an outer wall of the inner lens barrel and an inner wall of the outer lens barrel at the first open end, and the center axis of the inner lens barrel is adjustable relative to the outer lens barrel for adjusting the alignment between the first lens and the second lens group. | 03-10-2011 |
| 20110096415 | LENS ASSEMBLY AND LENS MODULE INCORPORATING THE SAME - A lens assembly comprises a first lens and a second lens. The first lens includes a first central round portion and a first peripheral stepped portion surrounding the first central round portion. The first peripheral stepped portion comprises a downward-facing surface, a first supporting surface, and a first inclined surface interconnected. The second lens includes a second central round portion and a second peripheral stepped portion surrounding the second central round portion. The second peripheral stepped portion includes an upward-facing surface, a second inclined surface, a third surface, and a second supporting surface. The second lens is engaged on the first lens in a manner that the first supporting surface contacts the second supporting surface, the downward-facing surface is facing toward the upward-facing surface, the first inclined surface contacts the second inclined surface but a gap is defined between the first inclined surface and the third surface. | 04-28-2011 |
| 20110096416 | LENS SYSTEM AND OPTICAL APPARATUS - A lens system comprising, in order from an object side: a first lens group G | 04-28-2011 |
| 20120019937 | OPTICAL SYSTEM AND IMAGE PICKUP APPARATUS USING THE SAME - An optical system includes a positive lens unit, wherein the positive lens unit includes an optical element containing a base material and minute particles that are mixed with the base material and have Abbe number that is lower than that of the base material, and the minute particles are higher in density at a peripheral portion of the optical element than on an optical axis of the optical element. | 01-26-2012 |
| 20120257290 | Ca-La-F BASED TRANSPARENT CERAMIC, Ca-La-F BASED TRANSPARENT CERAMIC, OPTICAL ELEMENT, OPTICAL SYSTEM, AND CERAMIC-FORMING COMPOSITION - A Ca—La—F based transparent ceramic, including: mixing CaF | 10-11-2012 |
| 20120327524 | IMAGE PICKUP LENS, LENS ARRAY, METHOD FOR PRODUCING IMAGE PICKUP LENS, AND IMAGE PICKUP MODULE - A wafer-level lens of the present invention is produced by cutting out one of a plurality of lenses from at least one lens array having a wafer on which the plurality of lenses are provided, the wafer-level lens being cut out from the at least one lens array so as to have a cross section which is perpendicular to an optical axis of the wafer-level lens and is a hexagon. | 12-27-2012 |
| 20130038950 | SUPERWIDE-ANGLE LENS SYSTEM - A superwide-angle lens system includes a negative first lens group, an aperture diaphragm, and a positive second lens group. The first lens group includes two negative meniscus lens elements, and a positive lens element. The second lens group includes a cemented lens having negative and positive lens elements; and a positive lens element. The following conditions (1) and (2) are satisfied: | 02-14-2013 |
| 20130265658 | PHOTOGRAPHING LENS ASSEMBLY - A photographing lens assembly includes, in order from an object side to an image side, a first lens element and a second lens element. The first lens element with positive refractive power has an object-side surface and an image-side surface, wherein the object-side surface and the image-side surface of the first lens element are convex at a paraxial region thereof. The second lens element with refractive power is made of plastic material, and has an object-side surface and an image-side surface, wherein the object-side surface of the second lens element is convex at a paraxial region thereof, the image-side surface of the second lens element is concave at the paraxial region and is convex at a peripheral region thereof, and the object-side surface and the image-side surface of the second lens element are aspheric. | 10-10-2013 |
| 20130271853 | OPTICAL LENS ASSEMBLY - An optical lens assembly includes a first lens, an adhesive layer, and a second lens in sequence. The adhesive layer is made of adhesive macromolecular compounds to adhere both sides thereof to interior sides of the first lens and the second lens, and the adhesive layer has following conditions: a transmittance greater than 70%; |n3−n1|<0.5; and |n3−n2|<0.5; where n1 is a refractive index of the first lens; n2 is a refractive index of the second lens; and n3 is a refractive index of the adhesive layer. | 10-17-2013 |
| 20140049846 | MULTILAYER LENS ASSEMBLY AND THE METHOD OF MAKING THE SAME - A multilayer lens assembly includes a first lens, a spacer, and a second lens stacked in sequence. The first lens, the second lens and spacer are made of photo-curing materials. The transmittances of the first lens and the second lens are greater than 95% and refractive indexes thereof are greater than 1. The transmittance of the spacer is greater than 95% and the refractive index thereof is greater than 1. The refractive index of the spacer is not identical to the refractive indexes of the first lens and the second lens. Opposite sides of the spacer are respectively affixed to the first lens and the second lens. | 02-20-2014 |
| 20140177079 | LENS MODULE - A lens module include a first lens, a second lens, and a distance maintenance member disposed between the first lens and the second lens, the distance maintenance member having a hole for adjusting an amount of light. An inner circumferential surface of the hole includes a plurality of inclined surfaces that are respectively inclined at predetermined angles with respect to an optical axis. | 06-26-2014 |
| 20140204481 | LENS MODULE - A lens module with an optical axis passing therethrough from an object side to an image side includes a lens housing and two lenses disposed in the lens housing. The first lens has a first refract portion and a first positioning portion encircling the first refract portion. A first jointing structure is formed on the image side surface of the first positioning portion and molded with the first refract portion as a single integral. The second lens has a second refract portion and a second positioning portion encircling the second refract portion. A second jointing structure is formed on the object side surface of the second positioning portion and molded with the second refract portion as a single integral. The jointing structures are engaged to align the lenses along the optical axis, and the refract portions are coaxial with each other and have the axis as the optical axis. | 07-24-2014 |
| 20140268371 | Apparatuses and Methods to Image Surfaces with Small Spot-Size and Large Field of View - Apparatuses and methods to image a flat surface with a spot-size that is about less than or equal to the wavelength of an incident planar electromagnetic wave, and with large field of view, are disclosed herein. More specifically, the apparatuses and methods disclosed herein utilize two hemispheres comprised of one or more dielectric materials to produce the Fourier transform of an incident planar electromagnetic wave onto a flat surface located in a projection plane. | 09-18-2014 |
| 20140334021 | LENS LAMINATE AND METHOD - An optical lens laminate has an adhesive member with at least one aperture, an optical member with an optical feature; and another optical member with an optical feature. The lens laminate may be made by positioning the at least one adhesive member between the optical members, with the apertures aligned with the lens features, and pressing the optical members together. | 11-13-2014 |
| 20140376116 | OPTICAL LENS ASSEMBLY - An optical lens assembly includes a first lens, an adhesive layer, and a second lens in sequence, wherein the first and the second lenses are rectangular in shape. The adhesive layer is made of an adhesive acrylic composition. to adhere both sides thereof to interior sides of the first lens and the second lens, and the adhesive layer has following conditions: a transmittance greater than 70%; |n3−n1 |<0.5; and |n3−n2 |<0.5; where n1 is a refractive index of the first lens; n2 is a refractive index of the second lens; and n3 is a refractive index of the adhesive layer. | 12-25-2014 |
| 20150062727 | LENS AND LENS MODULE - There is provided a lens including: a first surface having a first coupling part formed thereon, the first coupling part having a staircase-shaped cross section; and a second surface having a second coupling part formed thereon, the second coupling part having an angle of inclination with respect to an optical axis. | 03-05-2015 |
| 20150098139 | OPTICAL LENS ASSEMBLY - An optical lens assembly includes a first lens element and a second lens element. The first lens element has at least one contacting surface. The second lens element has at least one contacting surface. The contacting surface of the first lens element comes in contact with the contacting surface of the second lens element, and at least one air duct is disposed on at least one of the contacting surface of the first lens element and the contacting surface of the second lens element. | 04-09-2015 |
| 20150131173 | LENS UNIT, IMAGE READING DEVICE, AND IMAGE FORMING APPARATUS - A lens unit includes a tube lens; a single lens arranged at a downstream side with respect to the tube lens in an optical incidence direction; and a supporting member that supports the tube lens and the single lens. Reflection light from a document is condensed on an image sensor by the tube lens and the single lens to form an image. An end surface part, not facing the tube lens, of the single lens is in direct contact with the supporting member. | 05-14-2015 |
| 20150146310 | LENS MODULE - In a lens module, a concave portion may be formed on an image-side surface of a first lens, a convex portion protruding toward the concave portion may be formed on an object-side surface of a second lens, an outer region of the concave portion of the first lens and an outer region of the convex portion of the second lens may be closely adhered to each other, the concave portion and the convex portion may be spaced apart from each other, and a gap between the concave portion and the convex portion in an optical axis direction and a gap between the concave portion and the convex portion in a direction perpendicular to an optical axis may be formed so as to be different from each other. | 05-28-2015 |
| 20150338602 | LENS MODULE FOR IMAGING APPARATUS - A lens module for an imaging apparatus includes a lens assembly including a first lens and a second lens, a holder holding the lens assembly, a first adhesive that adheres the first lens to the holder, an elastic modulus of the first adhesive being larger than an elastic modulus of the first lens, and a second adhesive that adheres the first lens to the holder, an elastic modulus of the second adhesive being smaller than the elastic modulus of the first lens. The first adhesive is interposed between one surface of the first lens and the holder and the second adhesive is interposed between the other surface of the first lens and the holder. | 11-26-2015 |
| 20160018567 | METHOD OF MANUFACTURING LENS ARRAY SUBSTRATE, LENS ARRAY SUBSTRATE, ELECTRO-OPTICAL APPARATUS, AND ELECTRONIC EQUIPMENT - In order to manufacture a lens array substrate including a multistage lens array which is formed on a translucent substrate, a first lens layer, a first translucent layer, a second lens layer, and a second translucent layer are stacked in order on a mother substrate. At the same time, a first metal layer is formed between the first lens layer and the first translucent layer, and in the removing of the first metal layer, the first metal layer is removed from a position overlapping with at least the center of a concavity in a plane view, and remains at least at an end portion of the mother substrate as a first buffer layer. | 01-21-2016 |
| 20160033740 | OPTICAL LENS SYSTEM - An optical lens assembly includes a first lens element having a planar object-side surface and a first fitting structure disposed on a peripheral portion of an image-side surface. A second lens element has a second fitting structure disposed on a peripheral portion of an object-side surface. The first and second lens elements are engaged with each other using the first and second fitting structures. The first lens element is made of a sapphire glass or other material having a refractive index greater than 1.6. | 02-04-2016 |
| 20160131865 | SELF-ALIGNING DOUBLET LENS ASSEMBLY - Doublet lenses and doublet lens assemblies, and methods of assembling doublet lenses and assemblies, including a first lens having a convex surface and a concave surface, the concave surface comprising a peripheral portion and a central portion, and a second lens having a convex surface and a concave surface, the concave surface comprising a peripheral portion and a central portion. The peripheral portion of the first lens abuts the peripheral portion of the second lens with an airspace between the central portion of the first lens and the central portion of the second lens. The peripheral portions of the first and second lenses are shaped to fit together in a mating relationship which prevents sliding of the first and second lenses relative to each other in a radial direction after the lenses are brought together. | 05-12-2016 |
| 20160139359 | IMAGING LENS MODULE AND MOBILE TERMINAL - An imaging lens module includes an imaging lens assembly and a first optical component. The imaging lens assembly has an optical axis and includes a lens element. The lens element includes an effective optical portion, which is non-circular and disposed on a center of the lens element. The first optical component has a non-circular opening hole. The effective optical portion of the lens element of the imaging lens assembly is corresponded to the non-circular opening hole of the first optical component. | 05-19-2016 |
| 20160147033 | LENS UNIT HAVING A PLURALITY OF PLASTIC LENSES, AND OPTICAL DEVICE - A lens unit which is capable of efficiently combining a plurality of plastic lenses, which are small, easy to assemble, and inexpensive, and holding them with high accuracy without increasing the outer diameter of the lens unit. A first lens and a second lens are made of plastic, and the second lens is fitted and held on a rear side of the first lens in a direction of an optical axis. A gate for use in molding the second lens is disposed on a cut surface formed by cutting out a part of an outer periphery of the second lens, and a convex portion corresponding in shape to a remaining part of the gate after molding of the second lens is disposed in a space between an inner peripheral surface of a portion of the first lens in which the second lens is fitted and held and the cut surface. | 05-26-2016 |
| 20220137333 | OPTICAL IMAGING LENS - An optical imaging lens, including a first lens element and a second lens element arranged in sequence from an object side to an image side along an optical axis. Each of the first lens element and the second lens element includes an object-side surface facing the object side and allowing imaging rays to pass through and an image-side surface facing the image side and allowing the imaging rays to pass through. An optical axis region of the image-side surface of the second lens element is concave, and a periphery region of the image-side surface of the second lens element is convex. | 05-05-2022 |
| 359794000 | + + Arrangement | 20 |
| 20080278827 | Imaging lens and imaging device including the imaging lens - It is to provide an imaging lens and an imaging device including the imaging lens, in which the imaging lens has excellent optical performance while being compact and light. | 11-13-2008 |
| 20080285160 | PROJECTION LENS - A projection lens for magnifying and projecting input light on a screen is disclosed. The projection lens in accordance with an embodiment of the present invention includes: a first lens having a positive refractive power; a second lens having a negative refractive power and receiving the light that has passed through the first lens; and a third lens combined with the second lens to form a lens group having a positive refractive power and receiving the light that has passed through the second lens and projecting the light on the screen separated by a predetermined length from the lens group. | 11-20-2008 |
| 20090086340 | WIDE-ANGLE LENS AND IMAGING APPARATUS - Providing a large aperture wide-angle lens having high optical performance with sufficiently suppressed spherical aberration and sagittal coma flare, and an imaging apparatus using the lens. The lens including, in order from an object, a first lens group having positive refractive power, and a second lens group having positive refractive power, the second lens group being movable for focusing and including a 21 lens component having positive refractive power, a 22 lens component having negative refractive power, a 23 lens component having positive refractive power, and a 24 lens component having positive refractive power, and given conditions being satisfied. | 04-02-2009 |
| 20090135504 | Imaging lens - It is to provide an imaging lens that has excellent optical performance while being compact and light. | 05-28-2009 |
| 20090185294 | IMAGE TAKING LENS - An image taking lens LA comprises an aperture S | 07-23-2009 |
| 20090303618 | OBJECTIVE OPTICAL SYSTEM AND ENDOSCOPE - An objective optical system includes, a first group having positive refractive power, a second group having positive refractive power, the first group having a first parallel flat plate, a diaphragm, a second parallel flat plate and a first plano-convex lens with its convex surface facing the image side in the above mentioned order as viewed from the object side, the first parallel flat plate, the second flat parallel plate and the first plano-convex lens forming a cemented lens, the second parallel flat plate being formed by an infrared absorption filter, the second group having a second plano-convex lens with its convex surface facing the object side. | 12-10-2009 |
| 20100020420 | LENS OPTICAL SYSTEM - Provided is a lens optical system, which includes (from object to image side) a first lens group having positive refractive power, a stop, and a second lens group having positive refractive power. The first lens group comprises a plurality of lenses among which there are a lens closest to the object side and a lens closest to the stop having negative refractive powers. The second lens group includes a front group and a rear group. | 01-28-2010 |
| 20100091388 | OBJECTIVE OPTICAL SYSTEM FOR ENDOSCOPES - An objective optical system for endoscopes is characterized by comprising, in order from its object side, a stop, a first lens and a second lens. The first lens comprises a positive meniscus lens concave on its object side and the second lens comprises a positive lens convex on its object side. The following conditions (1), (2), (3) and (4) are satisfied: | 04-15-2010 |
| 20100103538 | IMAGING LENS AND IMAGING APPARATUS USING IMAGING LENS - An imaging lens includes, in order from an object side, a positive first lens group, a stop, and a positive second lens group. The first lens group includes, in order from the object side, a first lens, which is a negative meniscus lens having a convex object-side surface, and a second lens having a positive power and including a convex image-side surface. The second lens group includes, in order from the object side, a third lens having a negative power and including a concave object-side surface, a fourth lens having a positive power and including a convex image-side surface, a fifth lens, which is a biconvex lens, and a sixth lens, which is a meniscus lens having a negative power and including a convex surface facing an image side. Each of the first to sixth lenses is a single spherical glass lens. | 04-29-2010 |
| 20100103539 | IMAGING LENS AND IMAGING APPARATUS USING IMAGING LENS - An imaging lens includes, in order from an object side, a first lens group having a positive power, an aperture diaphragm, and a second lens group having a positive or negative power. The first lens group includes, in order from the object side, a first lens which is a biconcave lens, a second lens that has a positive power and includes a convex image-side surface, and a third lens that has a positive power and includes a convex object-side surface. The second lens group includes, in order from the object side, a fourth lens that has a negative power and includes a concave image-side surface, and a fifth lens which is a biconvex lens. Each of the first to fifth lenses is a single spherical glass lens. | 04-29-2010 |
| 20100284095 | WIDE ANGLE LENS MODULE AND VEHICLE VISION SYSTEM - A wide angle lens module includes a first lens and a second lens with negative refracting power, a third lens and a fourth lens with positive refracting power, a fifth lens with negative refracting power, a sixth lens with positive refracting power, and a seventh lens with negative refracting power. The first lens, the second lens, the third lens, the fourth lens, the fifth lens, the sixth lens, and the seventh lens are assembled in order from an object side to an image side. | 11-11-2010 |
| 20110069402 | Imaging Optical System, Camera Apparatus, and Personal Digital Assistant - An imaging optical system, including a first lens group; an aperture stop; a second lens group having a positive power, the first lens group, the aperture stop and the second lens group being arranged from a side of an object sequentially, wherein the second lens group includes a second front lens group having a positive power and a second rear lens group having a positive power, the second front lens group and the second rear lens group being arranged sequentially from the object side, wherein, when focusing from an infinity-distance object to a short-distance object, the first lens group and the aperture stop are fixed, and the second front lens group and the second rear lens group are moved with a mutually different movement amount. | 03-24-2011 |
| 20110134546 | IMAGING LENS, OPTICAL APPARATUS AND METHOD FOR FORMING IMAGE USING THIS IMAGING LENS - An imaging lens includes a first lens group having a positive refractive power, an aperture stop, and a second lens group having a positive refractive power, which are disposed in order from an object. The first lens group has a first lens component having a negative refractive power and a second lens component having a positive refractive power, which are disposed in order from the object, and conditions expressed by the expressions 0.12| 06-09-2011 | |
| 20110141583 | IMAGING LENS, OPTICAL APPARATUS AND METHOD FOR FORMING IMAGE USING THIS IMAGING LENS - An imaging lens includes a first lens group having a positive refractive power, an aperture stop, and a second lens group having a positive refractive power, which are disposed in order from an object. The first lens group has a first lens component having a negative refractive power and a second lens component having a positive refractive power, which are disposed in order from the object, and conditions expressed by the expressions 0.12| 06-16-2011 | |
| 20110310496 | IMAGE-FORMING LENS, AND CAMERA DEVICE AND PORTABLE INFORMATION TERMINAL DEVICE WITH THE IMAGE-FORMING LENS - An image-forming lens includes: from an object side to an image side in order, a first group with a positive refractive power which includes less than or equal to five lens elements of two negative lenses and equal to or more than two positive lenses and in which a first lens element on a most object side is a negative meniscus lens a convex surface of which faces the object side; an aperture; and a second group with a positive refractive power which includes less than or equal to five lens elements including at least one cemented lens of a positive lens and a negative lens; wherein each of the first group and the second group shifts independently to perform focusing to a limited object distance, and an interval between the first lens element and a second lens element close to a surface on the image side of the first lens element: d | 12-22-2011 |
| 20120147485 | IMAGING LENS, IMAGING DEVICE AND INFORMATION DEVICE - An imaging lens includes an optical system having in order from an object side to an image side a first lens group having a positive refractive power and a second lens having a positive refractive power to image an optical image of an object, the first lens group and the second lens group being displaced in an extending amount different from one another to be focused on an object of a finite distance, the first lens group including a negative meniscus lens having a convex surface on the object side, a lens having a weak refractive power, and a lens having a positive refractive power, and the second lens group including four lenses or less or five lenses or less having at least one pair of a cemented lens. | 06-14-2012 |
| 20130038951 | LENS SYSTEM - A lens system includes a first lens with positive refractive power and a second lens with positive refractive power, and an image plane. The first lens includes a first surface and a second surface from the object-side to the image-side of the lens system. The lens system satisfies the conditions: D/TTL>1.18; 1.5| 02-14-2013 | |
| 20130163101 | IMAGE CAPTURING LENS AND IMAGE CAPTURING DEVICE - An image capturing lens is disclosed, which is compact and capable of capturing an image at a wide angle though realizing low cost performance by enabling mass productions of wafer-scale lenses, and an image capturing device is disclosed, which uses this image capturing lens. For the purpose of attaining short focusing, a wide angle of view can be ensured by optimally disposing the power of a first lens block and the power of a second lens block so that a value of a conditional formula (1) becomes higher than a lower limit. Hereat, a wider angle can be attained by strengthening the positive power of the second lens block against the first lens block without increasing the overall length. While on the other hand, the value of the conditional formula (1) becomes lower than an upper limit, whereby the power of the second lens block is prevented from being excessively strengthened, the lens units of the second lens block can be configured with a small sag quantity, and moldability can be kept preferable, | 06-27-2013 |
| 20130222928 | Lens Module for Image Capture - An optical module comprises: a first positive meniscus lens having a focal length F | 08-29-2013 |
| 20130314805 | Endoscope Objective Optical System - Provided is an endoscope objective optical system that is constituted of, in order from the object side, a positive first group, an aperture stop, and a positive second group, wherein the first group is constituted of a negative first lens whose surface on the object side is flat and a positive second lens; the second group is constituted of a combined lens formed of a positive third lens and a negative fourth lens; and Conditional Expressions (1) to (3) are satisfied. f31, F32, and f are the focal lengths of the third lens, the fourth lens, and the entire system, respectively; and R3 and R4 are the radii of curvature at the object-side surface and the image-side surface of the second lens, respectively. | 11-28-2013 |
| 359795000 | + - Arrangement | 8 |
| 20100046096 | IMAGE PICKUP LENS, IMAGE PICKUP APPARATUS AND MOBILE TERMINAL - Provided is an imaging lens using a wafer scale lens which can easily be produced in a mass production. The entire optical length can be reduced without increasing a lens substrate or a lens formed on the substrate or without using a diffracting plane. The aberration can be preferably corrected. The imaging lens forms a first lens having a positive refractive power and Abbe number v1 on the object side and a second lens having a negative refractive power and Abbe number v2 on the image side of the first lens substrate. The difference between the Abbe number v1 and the Abbe number (v1−v2) is set to be a value greater than 10. | 02-25-2010 |
| 20100053777 | Imaging lens - It is to provide an imaging lens that can improve optical performance while reducing size and weight. | 03-04-2010 |
| 20100053778 | Imaging lens - It is to provide an imaging lens that can improve optical performance while reducing size and weight. | 03-04-2010 |
| 20100097711 | Imaging lens - It is to provide an imaging lens that can improve optical performance while reducing size and weight. | 04-22-2010 |
| 20110267709 | IMAGING LENS, IMAGING DEVICE, AND MOBILE TERMINAL - The present invention provides an image pickup lens, an image pickup apparatus, and a mobile terminal. The image pickup lens includes a lens group. The lens group includes a lens substrate which is a parallel flat plate, and lenses are formed on an object side surface and image side surface of the lens substrate, where a lens with a positive refractive power formed on the lens substrate has an Abbe number of νp and a lens with a negative refractive power formed on the lens substrate has an Abbe number of νn. The difference between the Abbe number νp and the Abbe number of νn satisfies 10<|νp−νn|. | 11-03-2011 |
| 20130342921 | NANO-NANO-COMPOSITE OPTICAL CERAMIC LENSES - An optical component, for example a lens, integrally formed of a nano/nano class nanocomposite optical ceramic (NNCOC) material. The constituent nanograin materials of the NNCOC material are selected to tailor the thermal and optical properties of the lens so as to provide a lens with a substantially constant focal length over an operating temperature range and/or an optical system in which the image position does not change appreciably over the operating temperature range. | 12-26-2013 |
| 20140153118 | SUPERWIDE-ANGLE LENS SYSTEM - A superwide-angle lens system includes a positive front lens group and a negative rear lens group, in that order from the object side, wherein the negative rear lens group serves as a focusing lens group that is moved in the optical axis direction when focusing on an object at infinity to an object at a finite distance. The following condition (1) is satisfied: | 06-05-2014 |
| 20160154201 | OPTICAL LENS DEVICE | 06-02-2016 |
