Patents Examined by Darryl J. Collins
  • Optical imaging lens assembly, image capturing apparatus and electronic device
    Patent number: 11782238
    Abstract: The present disclosure provides an optical imaging lens assembly comprising, in order from an object side to an image side: a first lens element having negative refractive power; a second lens element with negative refractive power having an object-side surface being convex in a paraxial region thereof and an image-side surface being concave in a paraxial region thereof; a third lens element having positive refractive power; a fourth lens element having positive refractive power; a fifth lens element having positive refractive power; and a sixth lens element; wherein the optical imaging lens assembly has a total of six lens elements. With such configuration, the optical imaging lens assembly of the present disclosure is characterized by a wide field of view, a compact size and high image quality.
    Type: Grant
    Filed: January 14, 2021
    Date of Patent: October 10, 2023
    Assignee: LARGAN PRECISION CO., LTD.
    Inventors: Chun-Che Hsueh, Shu-Yun Yang
  • Lens driving device, camera module, and camera-mounted device
    Patent number: 11782235
    Abstract: A lens driving device, a camera module and a camera-mounted device that can improve the stability the moving operation of AF movable part are provided. A lens driving device includes a base; a lens holder disposed apart from the base in a light axis direction, and configured to hold a lens part; and an autofocus driving part including an auto-focusing coil and an auto-focusing magnet, and configured to move the lens holder in the light axis direction with respect to the base. The auto-focusing coil is disposed at the lens holder. The auto-focusing magnet is disposed at the base. The base includes a magnet holding part provided to protrude to a light reception side in the light axis direction, the magnet holding part being configured to hold the auto-focusing magnet while positioning the auto-focusing magnet. A damper is disposed between the magnet holding part and the lens holder.
    Type: Grant
    Filed: November 13, 2020
    Date of Patent: October 10, 2023
    Assignee: Mitsumi Electric Co., Ltd.
    Inventors: Yuichi Kasahara, Norikazu Kudo
  • Lens assembly
    Patent number: 11774710
    Abstract: A lens assembly includes a first lens, a second lens, a third lens, a fourth lens, and a fifth lens, all of which are arranged in order from an object side to an image side along an optical axis. The first lens has negative refractive power. The second lens has positive refractive power. The third lens has positive refractive power. The fourth lens has negative refractive power including a convex surface facing the object side and a concave surface facing the image side. The fifth lens has negative refractive power including a concave surface facing the object side.
    Type: Grant
    Filed: August 27, 2020
    Date of Patent: October 3, 2023
    Assignees: SINTAI OPTICAL (SHENZHEN) CO., LTD., ASIA OPTICAL CO., INC.
    Inventor: Li-Kai Wang
  • Display body
    Patent number: 11774650
    Abstract: A display body includes a display surface including a plurality of display region groups. Each display region includes at least one reflection surface that is configured to reflect light incident on the display surface toward an area including a corresponding one of reflection directions that are associated with the respective display region groups. Each display region group is configured to form an image unique to the display region group in a corresponding one of the reflection directions through reflection of light on the reflection surfaces in the display region group. The display region groups are configured to form, in two adjacent ones of the reflection directions, different images that have a interrelation between each other.
    Type: Grant
    Filed: June 9, 2022
    Date of Patent: October 3, 2023
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventors: Tomoko Tashiro, Keitaro Sugihara, Toshiki Toda
  • Lens moving apparatus
    Patent number: 11774775
    Abstract: An embodiment includes a bobbin provided at an outer circumferential surface thereof with a first coil, a first position sensor disposed on the outer circumferential surface of the bobbin and spaced apart from the first coil, a first magnet disposed so as to be opposite to the first position sensor, a second magnet disposed so as to be opposite to the first coil, the second magnet being configured to move the bobbin in a direction parallel to an optical axis via electromagnetic interaction with the first coil, a housing configured to support the first magnet and the second magnet; and upper and lower elastic members coupled to the bobbin and the housing, wherein the first position sensor is moved along with the bobbin.
    Type: Grant
    Filed: May 17, 2022
    Date of Patent: October 3, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sang Ok Park, Sang Jun Min, Tae Jin Jung, Hyune O Yoo
  • Fluidic module for accommodating soft contact lens
    Patent number: 11774781
    Abstract: A meniscus shaped lens module comprises one or more structures that decrease an amount of pressure or force to move one or more surfaces of the lens module and increase a separation distance of anterior and posterior surfaces of the module in order to provide an increase in optical power. A lens structure of the module comprises one or more of a pattern of a surface of a central chamber, a meniscus, a reduced diameter or a soft material in order to provide increased amounts of curvature of an outer contact lens surface with decreased amounts of pressure. The pattern can be formed in one or more of many ways, and may comprise one or more of folds, patterning, bellows or concertinaed surface of an optically transmissive material having a substantially uniform thickness such as a sheet of a membrane material.
    Type: Grant
    Filed: August 30, 2021
    Date of Patent: October 3, 2023
    Assignee: OneFocus Vision, Inc.
    Inventors: Steven B. Waite, Amitava Gupta, Urban Schnell, Jean-Christophe Roulet, Michel Saint-Ghislain, Stefan Troller
  • Camera optical lens
    Patent number: 11774711
    Abstract: Disclosed is a camera optical lens, comprising from an object side to an image side in sequence: a first lens having a positive refractive power; a second lens having a positive refractive power; a third lens having a positive refractive power; a fourth lens having a negative refractive power; and a fifth lens having a negative refractive power; the camera optical lens satisfies: 1.20?f1/f?4.00; 1.80?d5/d3?3.50; and 1.50?(R7+R8)/(R7?R8); where, f denotes a focus length of camera optical lens; f1 denotes a focus length of the first lens; d3 denotes an on-axis thickness of second lens; d5 denotes an on-axis thickness of the third lens; R7 and R8 denote central curvature radii of object and image side surfaces of the fourth lens respectively; and R8 denotes a central curvature radius of an image side surface of the fourth lens.
    Type: Grant
    Filed: December 29, 2020
    Date of Patent: October 3, 2023
    Assignee: Raytech Optical (Changzhou) Co., Ltd.
    Inventor: Wei Sun
  • Optical lens
    Patent number: 11768354
    Abstract: An optical lens is provided. The optical lens includes, in order from an object side to an image-forming side, a first lens having refractive power, a second lens having refractive power, a third lens having positive refractive power, a fourth lens having positive refractive power and a fifth lens having refractive power. The object-side surface of the first lens is a concave surface or a flat surface. The overall optical effect of the first lens and the second lens is negative refractive power. The refractive rate on the object-side surface and/or the image-side surface of the fifth lens from the center point in a radial direction away from the optical axis changes in the same tendency.
    Type: Grant
    Filed: November 14, 2019
    Date of Patent: September 26, 2023
    Assignee: ABILITY ENTERPRISE CO., LTD
    Inventor: Chia-Hung Chen
  • Optical unit with shake correction function
    Patent number: 11762218
    Abstract: An optical unit with a shake correction function includes a fixed body, a movable body having an optical element, a swing support mechanism swingably supporting the movable body, a magnetic drive mechanism structured to swing the movable body, and a magnetic spring structured to return the movable body to a home position where a predetermined axial line and an optical axis of the optical element are coincided with each other. The magnetic spring includes a home position returning magnet disposed in one of the movable body and the fixed body, and an attracted member disposed in the other of the movable body and the fixed body so that a magnetic attraction force acts between the attracted member and the home position returning magnet. The attracted member and the home position returning magnet are disposed on the optical axis and face each other in a direction of the optical axis.
    Type: Grant
    Filed: June 10, 2021
    Date of Patent: September 19, 2023
    Assignee: NIDEC SANKYO CORPORATION
    Inventor: Takeshi Sue
  • Insert for augmented reality viewing device
    Patent number: 11762222
    Abstract: A visual perception device is described. The visual perception device has corrective optics for viewing virtual and real-world content. An insert for the corrective optics is attached using a magnetic set, pins and/or a nose piece. Interchangeable nose pieces allow for height adjustments to accommodate different users. The visual perception device has pliable components to absorb forces exerted on a nose piece and a protective barrier for limiting electric shock or ingress of dirt.
    Type: Grant
    Filed: October 10, 2021
    Date of Patent: September 19, 2023
    Assignee: Magic Leap, Inc.
    Inventors: Daniel Roger Dominguez, Samantha Jo Gamble, Robert Coleman Skelton, Paul Thomas Foster, Michael John Slipy, Jason Paul Hale
  • Zoom lens module
    Patent number: 11754819
    Abstract: A zoom lens module includes first to eighth lens elements sequentially arranged from an object end to an image end. The number of lens elements with refractive power in the zoom lens module is eight. The first lens element and the second lens element form a first lens element group. The third lens element and the fourth lens element form a second lens element group. The fifth lens element and the sixth lens element form a third lens element group. The seventh lens element and the eighth lens element form a fourth lens element group. The first lens element group and the fourth lens element group remain fixed during zooming. The second lens element group and the third lens element group move during zooming.
    Type: Grant
    Filed: January 17, 2022
    Date of Patent: September 12, 2023
    Assignee: GUANGZHOU LUXVISIONS INNOVATION TECHNOLOGY LIMITED
    Inventor: Chuan-Hui Liu
  • Auto focusing lens assembly
    Patent number: 11754803
    Abstract: Provided is an auto focusing lens assembly, including a lens; a first base including a first side plate; a second base including a bottom plate, a first base body, and a second base body including a second side plate; and a pair of restoring structures. The first base is mounted to the second base body and slidable along the optical axis. The first side plate includes: a first plate body, and a second plate body. The restoring structure includes: an elastic member including one end connected to the first side plate and the other end connected to the first base body; a magnet assembly provided between the second side plate and the second plate body, and a guiding structure provided between the second side plate and the second plate body. The auto focusing lens assembly provided by the present invention can achieve a compact structure and a miniaturization design.
    Type: Grant
    Filed: August 12, 2020
    Date of Patent: September 12, 2023
    Assignee: AAC Optics Solutions Pte. Ltd.
    Inventors: Linzhen Li, Jiliang Lu, Gang Li, Jin Zhang
  • Imaging lens
    Patent number: 11754806
    Abstract: There is provided a compact imaging lens configured to properly correct aberrations. The imaging lens includes, in order from an object side to an image side, a first lens L1 having negative refractive power, a second lens L2 having negative refractive power, a third lens L3 having positive refractive power, a fourth lens L4, a fifth lens L5, a sixth lens L6, a seventh lens L7, and an eighth lens L8 having negative refractive power. The eighth lens L8 has an aspheric image-side surface having at least one inflection point.
    Type: Grant
    Filed: June 5, 2020
    Date of Patent: September 12, 2023
    Assignee: TOKYO VISIONARY OPTICS CO., LTD.
    Inventor: Hitoshi Hirano
  • Imaging optical lens assembly, imaging apparatus and electronic device
    Patent number: 11747590
    Abstract: An imaging optical lens assembly includes five optical elements with refractive power. The five optical elements, in order from an object side to an image side along an optical path, are a first optical element, a second optical element, a third optical element, a fourth optical element, and a fifth optical element. The first optical element has an object-side surface being concave in a paraxial region thereof. The third optical element has negative refractive power.
    Type: Grant
    Filed: September 3, 2020
    Date of Patent: September 5, 2023
    Assignee: LARGAN PRECISION CO., LTD.
    Inventors: Shao-Yu Chang, Wei-Yu Chen
  • Display device
    Patent number: 11747637
    Abstract: Provided is an optical unit and a display device capable of suppressing the occurrence of stray light by suppressing the incidence of light onto a peripheral region of a panel. In the optical unit, a first panel, a second panel, and a third panel are arranged to face a dichroic prism. A first light-emitting element is provided in a display region of the first panel, the second panel, and the third panel, and metal wiring is provided in a peripheral region. Here, a light shielding layer is provided between the dichroic prism and the peripheral region of each of the first panel, the second panel, and the third panel. Thus, even when a part of color light that should be reflected passes through a dichroic mirror, the leaked light is absorbed by the light shielding layer.
    Type: Grant
    Filed: February 25, 2021
    Date of Patent: September 5, 2023
    Assignee: SEIKO EPSON CORPORATION
    Inventor: Takeshi Koshihara
  • Optical unit
    Patent number: 11747642
    Abstract: In an optical unit, a first swing mechanism swings a holder with reference to the y-axis direction, and a second swing mechanism swings the holder with reference to the z-axis direction. A case has a first recess that accommodates at least a part of a first protrusion of the holder and a second recess that accommodates at least a part of a second protrusion of the holder. The first recess has a first side surface located on one side in the y-axis direction of the first protrusion, a second side surface located on the other side in the y-axis direction of the first protrusion, and a bottom surface. The second recess has a first side surface located on one side in the y-axis direction of the second protrusion, a second side surface located on the other side in the y-axis direction of the second protrusion, and a bottom surface.
    Type: Grant
    Filed: February 15, 2021
    Date of Patent: September 5, 2023
    Assignee: NIDEC CORPORATION
    Inventors: Tomohiro Egawa, Keishi Otsubo, Kazuhiro Sazai, Genki Tanaka, Takayuki Iwase
  • Optical imaging lens
    Patent number: 11740434
    Abstract: The present invention provides an optical imaging lens. The optical imaging lens comprises seven lens elements positioned in an order from an object side to an image side. Through controlling the convex or concave shape of the surfaces of the lens elements, the optical imaging lens may shorten system length and enlarge field of view and aperture size.
    Type: Grant
    Filed: June 4, 2020
    Date of Patent: August 29, 2023
    Assignee: Genius Electronic Optical (Xiamen) Co., Ltd.
    Inventors: Huabin Liao, Wenbin Lin, Jiali Lian, Ou Zhou
  • Liquid lens and lens assembly including same
    Patent number: 11740390
    Abstract: A liquid lens unit according to one embodiment comprises: a first plate including a cavity for accommodating a conductive first liquid and a nonconductive second liquid; a first electrode arranged on the first plate; a second electrode arranged under the first plate; a second plate arranged on the first electrode; a third plate arranged under the second electrode; and an elastic member arranged between the first plate and the third plate.
    Type: Grant
    Filed: May 23, 2019
    Date of Patent: August 29, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventor: Uijun Kim
  • Methods and systems for programmable optical depth modulation via field evolving cavities with polarization clock
    Patent number: 11740487
    Abstract: Some implementations of the disclosure are directed to modulating a number roundtrips that light travels within a cavity to modulate optical depth. In one implementation, a display system includes: a display configured to emit light corresponding to an image; a first optical component positioned in front of the display, the first optical component configured to pass the light to a field evolving cavity (FEC); and the FEC, where the FEC includes a cavity entrance and a cavity exit, the cavity entrance configured to receive the light passed by the first optical component, the FEC configured with a polarization clock that modulates a number of round trips the light travels within the FEC, between the cavity entrance and the cavity exit, by changing a polarization of the light during each round trip.
    Type: Grant
    Filed: April 20, 2020
    Date of Patent: August 29, 2023
    Assignee: Brelyon, Inc.
    Inventor: Barmak Heshmat Dehkordi
  • Imaging lens
    Patent number: 11740433
    Abstract: An imaging lens includes a first lens having positive refractive power; a second lens; a third lens; a fourth lens; a fifth lens; and a sixth lens, arranged in this order from an object side to an image plane side with spaces in between each of the lenses. The first lens has one aspheric surface. The third lens has one aspheric surface. The fourth lens has one aspheric surface. The fifth lens has two aspheric surfaces and the surface thereof on the object side is convex toward the object side near an optical axis thereof. The sixth lens has two aspheric surfaces and the surface thereof on the image plane side is convex toward the image plane side near an optical axis thereof. The second lens and the third lens have a specific focal length. The second lens and the fifth lens have a specific Abbe's number.
    Type: Grant
    Filed: June 1, 2020
    Date of Patent: August 29, 2023
    Assignee: TOKYO VISIONARY OPTICS CO., LTD.
    Inventors: Yoji Kubota, Kenichi Kubota, Hitoshi Hirano, Hisao Fukaya