Patents Examined by William Choi
  • Patent number: 11415779
    Abstract: An optical imaging lens includes first, second, third, fourth and fifth lens elements arranged sequentially from an object side to an image side along an optical axis. The image-side surface of the first lens element comprises a concave portion in a vicinity of the optical axis. The object-side surface of the fourth lens element comprises a concave portion in a vicinity of the optical axis. The optical imaging lens as a whole has only the five lens elements having refractive power.
    Type: Grant
    Filed: April 1, 2020
    Date of Patent: August 16, 2022
    Assignee: Genius Electronic Optical Co., Ltd.
    Inventors: Kuo-Wen Chang, Poche Lee, Sheng-Wei Hsu, I-Lung Lu
  • Patent number: 11415729
    Abstract: A multi-focal optical device comprises an image output unit outputting optical information, a linear polarizer uni-directionally polarizing the optical information, a first light reflector including a first polarizer transmitting light only in a first direction and reflecting the light transmitted through the first polarizer, a second light reflector including a second polarizer transmitting light only in a second direction perpendicular to the first direction and reflecting the light transmitted through the second polarizer, a light splitter splitting the optical information transmitted through the linear polarizer into the first light reflector and the second light reflector and reflecting the optical information reflected by one of the first light reflector or the second light reflector to allow the reflected optical information to form one focus, and a controller configured to control the linear polarizer to vary a direction of polarization of the linear polarizer.
    Type: Grant
    Filed: September 28, 2019
    Date of Patent: August 16, 2022
    Inventors: Seonkyu Yoon, Dongkil Lee, Kwanghoon Lee, Yanggyu Kim
  • Patent number: 11409110
    Abstract: An optical system for a head-worn computer includes an upper optical module adapted to convert illumination into image light by illuminating a reflective display through a field lens, wherein the image light is transmitted back through the field lens, then through a partially reflective partially transmissive surface and into a lower optic module adapted to present the image light to an eye of a user wearing the head-worn computer and the upper optical module being positioned within a housing for the head-worn computer and having a height of less than 24 mm, as measured from the reflective display to the bottom edge of the rotationally curved partial mirror.
    Type: Grant
    Filed: August 12, 2020
    Date of Patent: August 9, 2022
    Assignee: Mentor Acquisition One, LLC
    Inventors: John N. Border, Joseph Bietry, John D. Haddick
  • Patent number: 11409109
    Abstract: A HMD includes a display block. The display block combines light from a local area with image light to form an augmented scene. The display block also provides the augmented scene to an eyebox corresponding a location of a user's eye. The display block includes a waveguide display, a focusing assembly and a compensation assembly. The waveguide display emits the image light. The focusing assembly includes a focusing geometric phase lens and presents the augmented scene at a focal distance. The compensation assembly includes a compensation geometric phase lens that has an axis of orientation orthogonal to an axis of orientation of the focusing geometric phase lens. The compensation assembly compensates the optical power of the focusing assembly.
    Type: Grant
    Filed: June 11, 2020
    Date of Patent: August 9, 2022
    Assignee: Meta Platforms Technologies, LLC
    Inventor: Wai Sze Tiffany Lam
  • Patent number: 11400012
    Abstract: An embodiment of the disclosure provides a vision recovery training device, which includes a housing formed to be worn on a face around the eyes, a pair of rotation modules mounted to an inside of the housing, and a lens provided in each rotation module, at least one of the rotation modules including: a rotation disc; a magnetic body inserted in the rotation disc; and a sensor module provided in the housing at a radial position corresponding to the magnetic body.
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: August 2, 2022
    Inventor: Sung Yong Park
  • Patent number: 11397313
    Abstract: An observation apparatus, an observation method, and an observation program capable of capturing an image by appropriately adjusting a focus regardless of a size of an effective range in which a distance to a cultivation container can be measured within a field of view are provided.
    Type: Grant
    Filed: February 24, 2020
    Date of Patent: July 26, 2022
    Assignee: FUJIFILM Corporation
    Inventor: Kenta Matsubara
  • Patent number: 11392012
    Abstract: A multi-input folded camera includes a plurality of folding devices, a common lens array, and a sensor. The folding devices change paths lights that are incident to the folding devices and output a plurality of folded lights propagating along a plurality of paths. The common lens array combines the folded lights received through an input surface of the common lens array to output a combined light through an output surface of the common lens array. The sensor is at an optical axis of the common lens array to receive the combined light. Performance of a mobile device including the multi-input folded camera is enhanced by sufficient light amounts using the multiple folding devices and combining the lights through the multiple light paths. In implementing an under display camera (UDC), an entire-region display is supported without an aperture in a display panel.
    Type: Grant
    Filed: May 27, 2020
    Date of Patent: July 19, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyunjin Kang, Hyunsu Jun, Younggyu Jung
  • Patent number: 11372216
    Abstract: An imaging optical 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 has negative refractive power. The second lens element has an object-side surface being concave in a paraxial region thereof and an image-side surface being convex in a paraxial region thereof. The third lens element has positive refractive power. The fourth lens element has positive refractive power. The fifth lens element has negative refractive power. The sixth lens element has positive refractive power. The imaging optical lens system has a total of six lens elements.
    Type: Grant
    Filed: April 16, 2020
    Date of Patent: June 28, 2022
    Assignee: LARGAN PRECISION CO., LTD.
    Inventors: Kuan-Ming Chen, Yu-Tai Tseng, Hsin-Hsuan Huang, Shu-Yun Yang
  • Patent number: 11372192
    Abstract: A lens driving module for holding and moving a lens is provided, including a lens holder, a first electromagnetic driving assembly disposed on the lens holder, a base, a second electromagnetic driving assembly disposed on the base, and a first elastic member. The lens holder has an accommodating space and a first surface, and the lens is disposed in the accommodating space. The base has a connecting surface and a first contacting surface. The connecting surface and the first contacting surface are coplanar. The second electromagnetic driving assembly is adjacent to the first electromagnetic driving assembly, and the first elastic member is connected to the connecting surface and the lens holder. When the lens holder contacts the base, the first surface contacts the first contacting surface.
    Type: Grant
    Filed: April 10, 2020
    Date of Patent: June 28, 2022
    Assignee: TDK TAIWAN CORP.
    Inventors: Shou-Jen Liu, Chia-Hsiu Liu
  • Patent number: 11366313
    Abstract: A head-mounted display device including a body, a display element, and two lens groups is provided. The display element is disposed on the body and is adapted to provide an image beam. The two lens groups are disposed on a transmission path of the image beam. Each the lens group includes a plurality of lenses, wherein one of the lenses has an astigmatism surface on at least one side of the display element. The astigmatism surface is non-rotationally symmetrical, and the image beam has astigmatic aberration after passing through the astigmatism surface.
    Type: Grant
    Filed: August 13, 2019
    Date of Patent: June 21, 2022
    Assignee: HTC Corporation
    Inventors: Meng-Che Tsai, Kuei-Chun Liu
  • Patent number: 11360213
    Abstract: The chip includes multiple component assemblies that are each configured to generate and steer a direction of a LIDAR output signal that exits from the chip. The LIDAR output signals generated by different components assemblies have different wavelengths.
    Type: Grant
    Filed: January 25, 2019
    Date of Patent: June 14, 2022
    Assignee: SiLC Technologies, Inc.
    Inventors: Mehdi Asghari, Dazeng Feng, Bradley Jonathan Luff
  • Patent number: 11360288
    Abstract: An imaging lens set includes three plastic lens elements, which are a first lens element, a second lens element and a third lens element, and a light blocking sheet. The first lens element includes a first flat abutting portion and a first conical surface. The second lens element includes a second flat abutting portion, a second conical surface, a fourth flat abutting portion and a fourth conical surface. The third lens element includes a third flat abutting portion and a third conical surface. The first flat abutting portion is abutted with the second flat abutting portion, the first conical surface contacts with the second conical surface, and the third conical surface contacts with the fourth conical surface. The light blocking sheet is abutted with the third flat abutting portion and the fourth flat abutting portion, respectively.
    Type: Grant
    Filed: April 13, 2020
    Date of Patent: June 14, 2022
    Assignee: LARGAN PRECISION CO., LTD.
    Inventors: Cheng-Feng Lin, Ming-Ta Chou
  • Patent number: 11353681
    Abstract: An objective lens mount and a connection device are releasably connected. The connection device is part of an objective lens or an adapter. The objective lens mount has at least one abutment surface that cooperates with at least one counter abutment surface at the connection device. At least two V-shaped first positioning bodies with at least one positioning surface are arranged such that the positioning surfaces face the longitudinal axis. At least one counter positioning surface at the connection device abuts the positioning surfaces of the objective lens mount. The relative position in the circumferential direction is defined via a rotation stop of the objective lens mount that cooperates with a counter rotation stop of the connection device. A locking device retains the connection device at the objective lens mount and effects a force component in the axial direction and preferably a force component in circumferential direction.
    Type: Grant
    Filed: December 2, 2019
    Date of Patent: June 7, 2022
    Assignee: Carl Mahr Holding GmbH
    Inventors: Lars Heiser, Markus Lotz
  • Patent number: 11347048
    Abstract: provided is an image display device that can reduce deterioration in image quality in a peripheral portion of an eyepiece optical system, includes an eyepiece optical system having a polarization element and guiding light from an image display element toward eyeballs of an observer, in which the eyepiece optical system includes a first lens for determining an emission angle from the image display element, and a surface of the first lens on the image display element side has an aspherical shape having a convex shape in a region including an optical axis of the first lens, wherein the aspherical shape has an inflection point within an optically effective region in a cross section including the optical axis, and wherein an eye relief E of the eyepiece optical system satisfies 15 mm?E?25 mm.
    Type: Grant
    Filed: November 21, 2019
    Date of Patent: May 31, 2022
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Masakazu Tohara, Ryoji Kondo
  • Patent number: 11348749
    Abstract: A night vision goggle adapter including: a goggle mount assembly; a primary magnet generating a magnetic flux; a magnetic flux conducting unit having a first end and a second end; a first plurality of shunts; and a second plurality of shunts disposed about the goggle mount assembly; wherein the magnetic flux conducting unit may overlap the primary magnet and form a magnetic circuit for conducting the magnetic flux towards the second end of the magnetic flux conducting unit when none of the first plurality of shunts and none of the second plurality of shunts are overlapped by the magnetic flux conducting unit; and wherein the magnetic flux is shorted through one of the first plurality of shunts or the second plurality of shunts when the magnetic flux conducting unit is positioned to overlap one of the first plurality of shunts or one of the second plurality of shunts.
    Type: Grant
    Filed: November 2, 2021
    Date of Patent: May 31, 2022
    Assignee: NOROTOS, INC.
    Inventors: Jonathon R. Prendergast, Ronald R. Soto
  • Patent number: 11347045
    Abstract: A ptychography system is presented for imaging an object located in an object plane. The ptychography system comprises an optical system, and a detection device. The optical system comprises a single shot ptychography arrangement configured and operable to create light response patterns from the object in the object plane on a pixel matrix of the detection device during the same exposure session of the detection device, wherein the optical system further comprises at least one light coding device configured and operable to apply at least one predetermined coding function to at least one of illuminating light and the light response of the object being collected, and said detection device is configured and operable with a predetermined duration of the exposure session during which the pixel matrix detects the collected light, such that image data indicative of the detected light during a single exposure session is in the form of a coded light response of the object being illuminated.
    Type: Grant
    Filed: March 13, 2018
    Date of Patent: May 31, 2022
    Assignee: TECHNION RESEARCH AND DEVELOPMEN T FOUNDATION LTD.
    Inventors: Oren Cohen, Gil Ilan Haham, Pavel Sidorenko, Oren Lahav, Or Peleg, Bing Kuan Chen
  • Patent number: 11340479
    Abstract: The invention provides an elastomeric optical device having a first optical state and a second optical state. The device is transparent when in the first optical state and translucent or opaque when in the second optical state. The device comprises, in sequence, a first transparent electrode, a dielectric layer, an elastomer layer, and a second transparent electrode. The elastomer layer preferably has certain mechanical properties, such as a Shore OOO hardness of less than 15, and/or certain chemical properties, such as being substantially devoid of unreacted sites. The second transparent electrode is configured to compress the elastomer layer in response to an electric field between the first and second transparent electrodes, such that when the elastomeric optical device is in the second optical state, the elastomer layer is compressed between the first and second transparent electrodes. Methods of operating an elastomeric optical device are also provided.
    Type: Grant
    Filed: May 1, 2020
    Date of Patent: May 24, 2022
    Assignee: CARDINAL CG COMPANY
    Inventors: Reaz Ahmed Chowdhury, Luis Octavio Arellano, Keith James Burrows
  • Patent number: 11333742
    Abstract: The present invention discloses a laser range finder for two-color switching display, comprising a monocular telescope, a laser light emitting system, a laser receiver and an OLED liquid crystal display (LCD) imaging system, wherein the monocular telescope comprises an objective lens, a roof half penta prism, a cemented prism, an eyepiece and an LCD unit; laser light emitted by the laser light emitting system is emitted onto an object to be measured, and the reflected back laser light is received by the laser receiver after passing through the objective lens, the roof half penta prism and the cemented prism; and light emitted by the OLED LCD imaging system is imaged on the focal plane of the eyepiece through the cemented prism. The present invention can achieve two-color display of the laser range finder, meeting the requirements for use in a variety of conditions.
    Type: Grant
    Filed: January 9, 2020
    Date of Patent: May 17, 2022
    Inventors: Xiangwei Qian, Chongqiu Liu, Yiqun Fan
  • Patent number: 11320664
    Abstract: An apparatus includes a beam combiner structured as a prism. The beam combiner includes a first side configured to transmit a first beam generated from a first beam generator into the prism. The beam combiner also includes a second side configured to internally reflect the first beam and transmit a second beam generated from a second beam generator into the prism. The beam combiner further includes a third side configured to transmit the first beam and the second beam as a combined beam to a beam receiver.
    Type: Grant
    Filed: May 12, 2020
    Date of Patent: May 3, 2022
    Assignee: Raytheon Company
    Inventor: Ken A. Fetterhoff
  • Patent number: 11320646
    Abstract: An eyepiece lens consists of a first lens group including a cemented lens, a second lens group consisting of one negative lens, and a third lens group consisting of a plurality of positive lenses in order from an object side to an eye side. The eyepiece lens satisfies Conditional Expression: ?1.2<f/f2<?0.8 related to a focal length f of an entire system and a focal length f2 of the second lens group.
    Type: Grant
    Filed: July 13, 2020
    Date of Patent: May 3, 2022
    Assignee: FUJIFILM Corporation
    Inventor: Kazuki Inoue