Patents Examined by Vipin Patel
  • Optical imaging lens assembly, image capturing unit and electronic device
    Patent number: 10656380
    Abstract: An optical imaging lens assembly includes seven lens elements which are, 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, a sixth lens element and a seventh lens element. The seventh lens element has an image-side surface being concave in a paraxial region thereof. At least one of an object-side surface and the image-side surface of the seventh lens element has at least one critical point in an off-axis region thereof. The object-side surface and the image-side surface of the seventh lens element are both aspheric.
    Type: Grant
    Filed: February 18, 2018
    Date of Patent: May 19, 2020
    Assignee: LARGAN PRECISION CO., LTD.
    Inventor: Wei-Yu Chen
  • Head mounted display and method for controlling the same
    Patent number: 10649173
    Abstract: Disclosed are a head mounted display (HMD), and a method for controlling the same. The HMD includes: a body having a display unit; a lens driving unit provided at the body, and configured to move a lens unit spaced apart from the display unit, wherein the lens driving unit includes: a lens frame having a first tube portion protruded in a first direction, and coupled to the body; a lens housing having a second tube portion protruded in the first direction and having the lens unit, the second tube portion relatively moved on the first tube portion; a link unit coupled to the lens frame and the lens housing, and configured to move the lens housing; and a driving unit provided at one side of the first tube portion, and configured to operate the link unit.
    Type: Grant
    Filed: June 8, 2017
    Date of Patent: May 12, 2020
    Assignee: LG ELECTRONICS INC.
    Inventors: Minwoo Song, Youngwook Sohn, Mansoo Sin, Kyungsoo Hwang
  • Wide-angle lens
    Patent number: 10634885
    Abstract: The wide-angle lens includes seven lenses and is provided with a diaphragm between the fourth lens and the fifth lens. The first lens is a negative meniscus lens whose convex surface faces the object side. The second lens is a negative meniscus lens whose at least one surface is an aspherical surface and whose concave surface faces an image side. The third lens is a negative meniscus lens whose at least one surface is an aspherical surface and whose concave surface faces the object side. The fourth lens and the fifth lens are positive lenses. The sixth lens is a negative lens whose concave surface faces the image side. The seventh lens is a double convex lens whose convex surfaces face both of the object side and the image side, and configures a joined lens with the sixth lens.
    Type: Grant
    Filed: July 24, 2017
    Date of Patent: April 28, 2020
    Assignee: NIDEC SANKYO CORPORATION
    Inventor: Tadashi Komiyama
  • Objective optical system for ATR measurement
    Patent number: 10598912
    Abstract: An objective optical system includes a convex secondary mirror configured to reflect a measurement light irradiated from an infrared microscope, a concave primary mirror configured to reflect the measurement light reflected by the secondary mirror, a prism to which the measurement light reflected by the primary mirror is irradiated, and a light shielding means provided on an optical path of the measurement light between the primary mirror and the prism to shield a part of the light beam of the measurement light.
    Type: Grant
    Filed: January 5, 2015
    Date of Patent: March 24, 2020
    Assignee: Shimadzu Corporation
    Inventor: Atsushi Ueda
  • Camera optical lens
    Patent number: 10598897
    Abstract: The present disclosure discloses a camera optical lens. The camera optical lens including, in an order from an object side to an image side, a first lens, a second lens having a positive refractive power, a third lens having a negative refractive power, a fourth lens, a fifth lens, and a sixth lens. The first lens is made of plastic material, the second lens is made of plastic material, the third lens is made of glass material, the fourth lens is made of plastic material, the fifth lens is made of plastic material, and the sixth lens is made of glass material. The camera optical lens further satisfies specific conditions.
    Type: Grant
    Filed: February 12, 2018
    Date of Patent: March 24, 2020
    Assignee: AAC Technologies Pte. Ltd.
    Inventors: Kenji Oinuma, Lei Zhang, Yanmei Wang, Yi Ji
  • Polarization control based upon a polarization reference state
    Patent number: 10598965
    Abstract: According to an example, a polarization control system is to manipulate polarization manipulators to output light that achieves a trajectory on a Poincaré sphere that tracks a known trajectory of a polarizer on the Poincaré sphere, in which the trajectory of the output light enables definition of a reference polarization state of the output light. The polarization control system may also manipulate an output polarization manipulator to set the output light to a predefined polarization state based upon the reference polarization state.
    Type: Grant
    Filed: January 29, 2016
    Date of Patent: March 24, 2020
    Assignee: VIAVI SOLUTIONS INC.
    Inventors: Joshua Philipson, Chris Wagner, Grant Tessaro, Robert Matthew Adams
  • Optical imaging system
    Patent number: 10571653
    Abstract: An optical imaging system includes a first lens group and a second lens group. The first lens group includes a first lens and a second lens. The second lens group includes a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens. The first to seventh lenses are sequentially disposed from an object side toward an imaging plane. The optical imaging system satisfies TTL/2Y<1.3, where TTL is a distance from an object-side surface of the first lens to the imaging plane, and 2Y is a diagonal length of the imaging plane.
    Type: Grant
    Filed: March 30, 2016
    Date of Patent: February 25, 2020
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventor: Tae Youn Lee
  • Method for manufacturing rod lenses, and rod lenses
    Patent number: 10564327
    Abstract: An integral homogeneous rod lens and the manufacturing thereof from a raw glass body are provided by melting the raw glass body in a mold, whereby a protruding part of the raw glass body deforms into a dome shape with a spherical or nearly spherical surface that defines a convex lens portion of the rod lens.
    Type: Grant
    Filed: January 15, 2015
    Date of Patent: February 18, 2020
    Assignee: SCHOTT AG
    Inventors: Robert Hettler, Frank Gindele, Edgar Pawlowski
  • Five-piece optical lens system with a wide field of view
    Patent number: 10564396
    Abstract: A five-piece optical lens system with a wide field of view includes, in order from the object side to the image side: a first lens element with a negative refractive power, a stop, a second lens element with a positive refractive power, a third lens element with a negative refractive power, a fourth lens element with a positive refractive power, a fifth lens element with a negative refractive power. Such arrangements can provide a five-piece optical lens system which has a wide field of view, high resolution, short length and less distortion.
    Type: Grant
    Filed: June 21, 2017
    Date of Patent: February 18, 2020
    Assignee: NEWMAX TECHNOLOGY CO., LTD.
    Inventors: Fei-Hsin Tsai, Shu-Tzu Lai, Sian-Chih Ke
  • Anamorphic photography for digital imagers
    Patent number: 10551598
    Abstract: A digital camera comprising a digital image sensor and at least one corrective lens element configured to reduce a blurring of an image in a horizontal or vertical dimension on the digital image sensor. Preferably the digital image sensor is a large digital imager such as a Digital 65 imager.
    Type: Grant
    Filed: December 29, 2016
    Date of Patent: February 4, 2020
    Assignee: Panavision International, L.P.
    Inventors: Daniel Keith Sasaki, David William Macintosh, Haluki Sadahiro
  • Photonic apparatus with periodic structures
    Patent number: 10539719
    Abstract: An optical apparatus including a substrate and a refractive element formed above the substrate. The refractive element including a surface with a predetermined radius of curvature, and a group of periodic structures formed on the surface configured to refract or to filter one or more wavelengths of an incident light.
    Type: Grant
    Filed: April 25, 2017
    Date of Patent: January 21, 2020
    Assignee: Forelux Inc.
    Inventors: Shu-Lu Chen, Yun-Chung Na
  • Aberration compensated diode-laser stack
    Patent number: 10539805
    Abstract: Optical output beams from a vertical stack of diode-laser bars are focused by a simple focusing lens on an optical axis of the lens. The optical output beams from outlying diode-laser bars in the vertical stack are tilted with respect to the optical axis of the focusing lens such that optical output from the whole vertical stack is brought to a common focus location on the optical axis of the focusing lens.
    Type: Grant
    Filed: January 25, 2017
    Date of Patent: January 21, 2020
    Assignee: Coherent, Inc.
    Inventors: Athanasios Chryssis, Geunmin Ryu, David Schleuning
  • Camera optical lens
    Patent number: 10527820
    Abstract: The present disclosure discloses a camera optical lens. The camera optical lens including, in an order from an object side to an image side, a first lens, a second lens having a positive refractive power, a third lens having a negative refractive power, a fourth lens, a fifth lens, and a sixth lens. The first lens is made of plastic material, the second lens is made of plastic material, the third lens is made of plastic material, the fourth lens is made of glass material, the fifth lens is made of plastic material, and the sixth lens is made of glass material. The camera optical lens further satisfies specific conditions.
    Type: Grant
    Filed: February 12, 2018
    Date of Patent: January 7, 2020
    Assignee: AAC Technologies Pte. Ltd.
    Inventors: Setsu Sato, Lei Zhang, Yanmei Wang, Wenbo Hu
  • Color electrophoretic display
    Patent number: 10514583
    Abstract: This invention relates to an electrophoretic display fluid comprising non-charged or slightly charged color particles and at least one type of charged pigment particles, all dispersed in a solvent or solvent mixture, and an electrophoretic display device utilizing such a display fluid. The electrophoretic fluid of the present invention provides improved image qualities.
    Type: Grant
    Filed: September 28, 2015
    Date of Patent: December 24, 2019
    Assignee: E INK CALIFORNIA, LLC
    Inventor: Xiaojia Zhang
  • Cap type virtual reality display image system
    Patent number: 10488663
    Abstract: A cap type virtual reality display image system including a cap provided with an image display through which virtual reality, game, 3D game image and smart phone's image can be viewed, where a mounting hole is provided at an upper surface of the cap visor, an image display, an eyepiece lens and a reflection mirror are provided inside the mounting hole. One of the reflection mirror, the semi-transmissive reflection mirror and the spherical semi-transmissive reflection mirror is arranged to rotate on a lower portion of the cap visor, and a positioning device is provided on one surface of the cap such that an observer can view simultaneously 2D and 3D display image and external sights.
    Type: Grant
    Filed: November 11, 2016
    Date of Patent: November 26, 2019
    Inventor: Hae-Yong Choi
  • Short focus lens optical system and imaging device including the same
    Patent number: 10473894
    Abstract: An optical system may include: a first lens having positive refractive power facing an object, the first lens having a first convex face facing the object; a second lens having positive refractive power, the second lens having a second convex face facing the object; a third lens having negative refractive power, the third lens having a third concave face facing an image sensor; a fourth lens adjacent to the third lens; a fifth lens adjacent to the fourth lens, the fifth lens having a fourth face facing the object, the fourth face being convex where the fifth lens intersects the optical axis; and a sixth lens adjacent to the fifth lens. The characteristics of the optical system satisfy equation, 0.4<f/f2<1/6 (Here, “f” represents a focal distance of the optical system, and “f2” represents the focal distance of the second lens).
    Type: Grant
    Filed: November 1, 2016
    Date of Patent: November 12, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Min Heu, Jung-Pa Seo, Hyun-Jea Kim, Yong-Jae Lee, Hwan-Seon Lee
  • Tunable microlens with a variable structure element
    Patent number: 10473900
    Abstract: The present invention relates to a transparent optical device element comprising a microlens and a method of providing stress and thermal compensation and tuning mechanical strength and curvature of a tunable microlens.
    Type: Grant
    Filed: July 17, 2015
    Date of Patent: November 12, 2019
    Assignee: POLIGHT ASA
    Inventors: John Phair, Thomas Spatscheck, Vladimir Kartashov
  • Control of dynamic lenses
    Patent number: 10466391
    Abstract: Adaptive spectacles (20) include a spectacle frame (25) and first and second electrically-tunable lenses (22, 24), mounted in the spectacle frame. In one embodiment, control circuitry (26) is configured to receive an input indicative of a distance from an eye of a person wearing the spectacles to an object (34) viewed by the person, and to tune the first and second lenses in response to the input.
    Type: Grant
    Filed: May 7, 2015
    Date of Patent: November 5, 2019
    Assignee: OPTICA AMUKA (A.A.) LTD.
    Inventors: Yoav Yadin, Yariv Haddad, Alex Alon
  • Electrowetting display device with color filtering spacers
    Patent number: 10444490
    Abstract: A display device including a first support plate and an opposing second support plate. A first pixel is positioned between the first support plate and the second support plate. A spacer structure is coupled to the second support plate and associated with the first pixel. The spacer structure allows propagation of light having a first wavelength and prevents propagation of light having a second wavelength.
    Type: Grant
    Filed: May 31, 2017
    Date of Patent: October 15, 2019
    Assignee: Amazon Technologies, Inc.
    Inventors: Tulasi Sridhar Reddy Guntaka, Toru Sakai, Abhishek Kumar, Karel Johannes Gerhardus Hinnen
  • Convective optical mount structure
    Patent number: 10444515
    Abstract: An optical mount includes a frame adapted to support display optical systems and heat emitting electronic components. The mount includes a first portion housing the electronic components and one or more support components extending away from the electronic components. The one or more support components may include temple arms adapted to support the frame on the head of a wearer of the optical mount. The frame may be comprised of a thermally conductive material coupled to the electronic components. The support components include a first side and a second side, and at least one void positioned between the first side and the second side adapted to convey heat away from the electronic components. The void may define a bifurcated region in the support component.
    Type: Grant
    Filed: January 20, 2015
    Date of Patent: October 15, 2019
    Assignee: Microsoft Technology Licensing, LLC
    Inventors: Michael Nikkhoo, Erin Hurbi