Patents Examined by Jack Dinh
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Patent number: 11073739Abstract: A modular routing node includes a single input port and a plurality of output ports. The modular routing node is arranged to produce a plurality of different deflections and uses small adjustments to compensate for wavelength differences and alignment tolerances in an optical system. An optical device is arranged to receive a multiplex of many optical signals at different wavelengths, to separate the optical signals into at least two groups, and to process at least one of the groups adaptively.Type: GrantFiled: April 18, 2019Date of Patent: July 27, 2021Assignee: THOMAS SWAN & CO. LTD.Inventor: Melanie Holmes
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Patent number: 11042030Abstract: There is provided an optical device, including an input aperture, an output aperture, at least first and second light-transmitting substrates each having two major surfaces and edges, an input surface for coupling light waves into the substrate for effecting total internal reflection inside the substrate, and an output surface for coupling light waves out of the substrate, a major surface of the first substrate is attached to a major surface of the second substrate and the input surface of the first substrate is a partially reflecting surface, such that part of the light waves passing through the input aperture is partially reflected by the partially reflecting input surface and coupled into the first substrate and another part passes through the partially reflecting input surface and is coupled by the input surface of the second substrate into the second substrate.Type: GrantFiled: February 15, 2017Date of Patent: June 22, 2021Assignee: OORYM OPTICS LTD.Inventors: Yaakov Amitai, Nadav Amitai
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Patent number: 11036028Abstract: A lens driving mechanism is provided, including a lens holder for holding a lens, a circuit board disposed at one side of the lens holder, a driving element, a position sensing element and an integrated circuit module. The position sensing element and the integrated circuit module are disposed on the circuit board, wherein the integrated circuit module includes a driving circuit unit electrically connected to the driving element, to move the lens holder relative to the circuit board.Type: GrantFiled: May 11, 2018Date of Patent: June 15, 2021Assignee: TDK TAIWAN CORP.Inventors: Chao-Chang Hu, Che-Ju Lan, Hung-Chun Chen
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Patent number: 11016265Abstract: A mounting assembly for mounting a mirror to a frame in a laser scanning unit of an electrophotographic image forming device includes a bracket attached between the frame and the mirror. The bracket includes a body having a first surface and a second surface transverse to the first surface. A first set of protrusions extends from the first surface for defining a first gap between the frame and the bracket that limits adhesive thickness therebetween when the first surface of the bracket is adhesively attached to the frame. A second set of protrusions extends form the second surface for defining a second gap between the mirror and the bracket that limits adhesive thickness therebetween when the second surface of the bracket is adhesively attached to the mirror.Type: GrantFiled: August 10, 2018Date of Patent: May 25, 2021Assignee: LEXMARK INTERNATIONAL, INC.Inventor: Jason Lee Rowe
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Patent number: 11002942Abstract: An optical imaging lens including a first, a second, a third, a fourth, a fifth, and a sixth lens elements arranged in sequence from an object side to an image side. Each of the lens elements includes an object-side surface and an image-side surface. The first to sixth lens elements have refracting power. The second lens element has a negative refracting power. An optical axis region of the image-side surface of the third lens element is concave. There is no air gap between the fourth lens element and the fifth lens element. A ratio between a distance on an optical axis from the image-side surface of the first lens element to the object-side surface of the fourth lens element and a thickness of the first lens element along the optical axis is less than or equal to 3.000.Type: GrantFiled: April 18, 2018Date of Patent: May 11, 2021Assignee: GENIUS ELECTRONICS OPTICAL CO., LTD.Inventors: Yu-Ming Chen, Pei-Chi Wang, Sheng-Wei Hsu
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Patent number: 11000186Abstract: Myopia is a clinically significant and growing problem around the world. A major cause is the increasing time spent indoors by children, for example, playing video games, studying, and watching television. Exposure to outdoor light is known to be protective, and prevents the onset and also delays the progression of myopia. Embodiments of the present invention provide simulated continuous outdoor light in either a closed or open feedback loop sufficient to retard myopia progression.Type: GrantFiled: August 1, 2018Date of Patent: May 11, 2021Inventor: Barry Jonathan Linder
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Patent number: 11002887Abstract: An image display apparatus includes: a light source to emit light; a lens array including a plurality of lenses arranged therein; and an image forming device to form an image with the emitted light on the lens array. The light corresponding to the formed image is transmitted from the lens array to be reflected by a reflective surface to visualize the formed image into a virtual image. At least two of the plurality of lenses of the lens array have curvatures different from each other.Type: GrantFiled: January 23, 2015Date of Patent: May 11, 2021Assignee: RICOH COMPANY, LTD.Inventors: Makoto Inamoto, Daisuke Ichii
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Patent number: 10983303Abstract: The present embodiment of the present invention relates to a lens driving device, comprising: a housing; a bobbin disposed in the housing; a first coil disposed on the bobbin; a magnet which is disposed on the housing and faces the first coil; a base disposed under the housing; a substrate which is disposed on an upper surface of the base and comprises a circuit member including a second coil facing the magnet; an upper elastic member disposed on an upper portion of the bobbin and coupled to the bobbin and the housing; a support member coupled to the upper elastic member; and a terminal member elastically connecting the support member with the substrate, wherein the terminal member comprises; a first connector coupled to the substrate; and a second connector coupled to the support member; and wherein the second connector is disposed at a position lower than the first connector.Type: GrantFiled: May 8, 2017Date of Patent: April 20, 2021Assignee: LG INNOTEK CO., LTD.Inventors: Tae Jin Jung, Seung Taek Shin, Kap Jin Lee, Jin Suk Han, Sang Jun Min
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Patent number: 10983318Abstract: An optical element is provided. The optical element includes a substrate, a plurality of metal grids formed on the substrate, a patterned organic layer formed on the plurality of metal grids, a color filter surrounded by the patterned organic layer, and a light collection layer formed between the color filter and the substrate, and surrounded by the patterned organic layer. The refractive index of the light collection layer is greater than that of the patterned organic layer.Type: GrantFiled: August 2, 2018Date of Patent: April 20, 2021Assignee: VISERA TECHNOLOGIES COMPANY LIMITEDInventor: Zong-Ru Tu
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Patent number: 10962691Abstract: An athermal lens system includes a converging lens element having a negative first thermo-optic coefficient, and a diverging lens element having a second thermo-optic coefficient more negative than the first thermo-optic coefficient, wherein the diverging lens element is coupled with the converging lens element to form a converging athermal doublet lens.Type: GrantFiled: March 6, 2017Date of Patent: March 30, 2021Assignee: OmniVision Technologies, Inc.Inventors: Chuen-Yi Yin, Jau-Jan Deng
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Patent number: 10962736Abstract: A camera module includes: a housing configured to accommodate a lens module; and an actuator configured to move the lens module in an optical axis direction, and including a magnet disposed in the lens module and a coil facing the magnet, wherein a convex portion and a first step difference portion stepped from the convex portion are disposed on one surface of the lens module, wherein the first step difference portion is offset to one side of the lens module, with respect to the one surface of the lens module, and wherein the magnet is disposed in the first step difference portion.Type: GrantFiled: June 26, 2018Date of Patent: March 30, 2021Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Jae Kyung Kim, Dae Hyun Jeong
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Patent number: 10935755Abstract: Provided is an optical system including, in order from an object side to an image side: a first lens unit having a positive refractive power; a second lens unit having a negative refractive power configured to move during focusing; and a third lens unit. An interval between each pair of adjacent lens units is changed during focusing. The optical system includes an aperture stop. The first lens unit includes at least three positive lenses including a positive lens (G1P) arranged closest to the object side. A distance LD on an optical axis from a lens surface closest to the object side of the optical system to an image plane, a focal length “f” of the optical system, a refractive index ndG1P of a material of the positive lens (G1P), and an Abbe number ?dG1P of the material of the positive lens (G1P) are each appropriately set.Type: GrantFiled: August 1, 2018Date of Patent: March 2, 2021Assignee: CANON KABUSHIKI KAISHAInventors: Shinichiro Saito, Makoto Nakahara
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Patent number: 10932664Abstract: An ophthalmic device that comprises a first objective lens system, an optical system, an anterior eye segment photographing system, and a first optical-path combining member. The first objective lens system includes two or more lenses. The optical system includes a projection system configured to project light onto a target eye via the first objective lens system. The anterior eye segment photographing system is used for photographing an anterior eye segment of the target eye. The first optical-path combining member is located between the two or more lenses to combine an optical path of the optical system and an optical path of the anterior eye segment photographing system.Type: GrantFiled: July 29, 2016Date of Patent: March 2, 2021Assignee: TOPCON CORPORATIONInventors: Ryoichi Hirose, Ikuo Ishinabe, Tatsuo Yamaguchi
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Patent number: 10936064Abstract: Described are various embodiments of a light field display, adjusted pixel rendering method and computer-readable medium therefor, and vision correction system and method using same addressing astigmatism or similar conditions. In one embodiment, a computer-implemented method is provided to automatically adjust user perception of an input image to be rendered on a digital display via a set of pixels thereof, wherein the digital display has an array of light field shaping elements.Type: GrantFiled: September 30, 2020Date of Patent: March 2, 2021Assignee: Evolution Optiks LimitedInventors: Guillaume Lussier, Yaiza Garcia, Matej Goc, Jean-François Joly
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Patent number: 10912458Abstract: A ophthalmic apparatus may include: a first light source configured to output first light to be irradiated to an anterior segment of a subject eye; and a second light source configured to output second light to be irradiated to a retina of the subject eye. The apparatus may be configured capable of executing a first examination using the first light reflected from the anterior segment and a second examination using the second light reflected from the retina. A wavelength of the second light outputted from the second light source may be smaller than a wavelength of the first light outputted from the first light source.Type: GrantFiled: March 26, 2018Date of Patent: February 9, 2021Assignee: TOMEY CORPORATIONInventors: Keiichiro Okamoto, Takashi Kamo, Tomoki Hori
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Patent number: 10908383Abstract: Optoelectronic apparatus includes a projector, which includes an array of first emitters, which emit respective first beams of optical radiation at a first wavelength, and a second emitter, which emits a second beam of optical radiation at a second wavelength. Projection optics receive the first and second beams of the optical radiation through an entrance face and project the beams through the exit face. An optical window transmits the radiation at the first wavelength and reflects the radiation at the second wavelength, and is positioned adjacent to the exit face of the projection optics so as to reflect the second beam back through the projection optics toward an optical sensor positioned in proximity to the first and second emitters. A controller drives an actuator to adjust a focal setting of the projection optics responsively to a distribution of the optical radiation received and sensed by the optical sensor.Type: GrantFiled: November 5, 2018Date of Patent: February 2, 2021Assignee: APPLE INC.Inventor: Neil MacKinnon
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Patent number: 10895715Abstract: An optical imaging lens includes a first lens element to a seventh lens element. The first lens element, the fifth lens element and the sixth lens element are made of plastic. The optical axis region of the image-side surface of the second lens element is convex, the optical axis region of the image-side surface of the third lens element is convex, the optical axis region of the object-side surface of the fourth lens element is convex and the optical axis region of the image-side surface of the seventh lens element is concave to satisfy (T5+G56+T6)/(G23+T3+G34+T4+G45)?1.200 by controlling the surface curvatures of each lens element to enlarge HFOV, to reduce the system length and to have good imaging quality.Type: GrantFiled: October 3, 2018Date of Patent: January 19, 2021Assignee: Genius Electronic Optical (Xiamen) Co., Ltd.Inventors: Ta-Cheng Fan, Jiali Lian, Qi Liu
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Patent number: 10884495Abstract: Described are various embodiments of a light field display, adjusted pixel rendering method and computer-readable medium therefor, and vision correction system and method using same. In one embodiment, a computer-implemented method is provided to automatically adjust user perception of an input image to be rendered on a digital display via a set of pixels thereof, wherein the digital display has an array of light field shaping elements.Type: GrantFiled: March 26, 2020Date of Patent: January 5, 2021Assignee: EVOLUTION OPTIKS LIMITEDInventor: Daniel Gotsch
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Patent number: 10877251Abstract: An imaging lens is provided in which a total angle of view is 150 degrees or more, and which exhibits a high-image quality, is compact, is inexpensive, and keeps a stable quality under a harsh environment in an on-board camera or the like.Type: GrantFiled: October 7, 2016Date of Patent: December 29, 2020Assignee: Sony CorporationInventors: Akira Nakamura, Yoshitomo Onoda
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Patent number: 10870170Abstract: A beam homogenizer for surface modification comprises: a first lens array configured to split a laser beam, irradiated from a laser beam irradiation unit, into a plurality of beamlets; a second lens array configured to transmit the plurality of beamlets and comprising a plurality of lenslets corresponding to the first lens array; and a focusing lens configured to focus the plurality of beamlets, transmitted through the second lens array, onto a surface of a target. The beam homogenizer further comprises: a plasma generation-preventing unit disposed between the first and second lens arrays and configured to prevent plasma from being generated in the focal zone of the beamlets; or a damage-preventing unit disposed between the focusing lens and the target and configured to prevent the focusing lens from being damaged by energy generated when the plurality of beamlets is irradiated onto the target.Type: GrantFiled: November 14, 2016Date of Patent: December 22, 2020Assignee: HANDONG GLOBAL UNIVERSITY FOUNDATIONInventors: Tae Jun Yu, Kyung Hee Hong, Tae Shin Kim, Seung Jin Hwang, Yoong Wook Sin