With Variable Magnification (e.g., Zoom Type) Patents (Class 359/676)
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Patent number: 12105269Abstract: A telephoto imaging system includes: a solid lens assembly and a tunable lens assembly. The solid lens assembly includes a first group, a second group, and a third group of solid lenses along the optical axis from the object plane to the image plane. The tunable lens assembly is configured for zooming under the effect of a driving mechanism to achieve focusing on objects at different distances. The following condition is satisfied by the tunable lens assembly when at least an in-focus state exists in the focusing process: 0<|delta(f/ft)|<0.9.Type: GrantFiled: June 30, 2021Date of Patent: October 1, 2024Assignee: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.Inventors: Yonghua Chen, Yan Zheng, Zongbao Yang
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Patent number: 12085701Abstract: A zoom optical system (ZL) comprises a first negative lens group (G2) having a negative refractive power; and a second negative lens group (G4) disposed closer to an image than the first negative lens group (G2), wherein a distance between the first negative lens group (G2) and the second negative lens group (G4) changes during zooming, at least part of the first negative lens group (G2) is movable so as to have a displacement component in a direction perpendicular to an optical axis, at least part of the second negative lens group (G4) is movable along the optical axis during focusing, and the following conditional expression, 0.50<fGb/fGa<2.60 is satisfied, where, fGa: a focal length of the first negative lens group (G2), and fGb: a focal length of the second negative lens group (G4).Type: GrantFiled: October 6, 2021Date of Patent: September 10, 2024Assignee: Nikon CorporationInventors: Takeshi Umeda, Tomoki Ito, Atsushi Shibayama
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Patent number: 12044834Abstract: A telephoto optical imaging system and zoom camera apparatus. The telephoto optical imaging system includes, sequentially from an object side to an image side along an optical axis, a first lens having positive refractive power, a second lens having negative refractive power, an optical path turning prism, and a triangular prism. Distance T from the object-side surface of the first lens to an imaging plane of the telephoto optical imaging system in a normal direction of the imaging plane and the total effective focal length F1 of the telephoto optical imaging system satisfy T/F1<0.6. The zoom camera apparatus includes the telephoto optical imaging system and a short-focus optical imaging system arranged in parallel with the telephoto optical imaging system. A total effective focal length F1 of the telephoto optical imaging system and a total effective focal length F2 of the short-focus optical imaging system satisfy F1/F2>5.Type: GrantFiled: April 13, 2023Date of Patent: July 23, 2024Assignee: Zhejiang Sunny Optical Co., LtdInventors: Fujian Dai, Kaiyuan Zhang, Liefeng Zhao
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Patent number: 12032132Abstract: The present disclosure provides a camera optical lens including, from an object side to an image side in sequence: a first lens having a positive refractive power, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, and an eighth lens; and the camera optical lens satisfies conditions of: 0.95?f/TTL; 4.00?f2/f?6.00; and ?15.00?(R7+R8)/(R7?R8)??2.50. The camera optical lens can achieve good optical performance while meeting the design requirements for large aperture, ultra-thinness and long focal length.Type: GrantFiled: December 30, 2020Date of Patent: July 9, 2024Assignee: AAC OPTICS (SUZHOU) CO., LTD.Inventor: Xueshuang Fan
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Patent number: 12032222Abstract: The disclosed optical apparatus includes a first movable member movable in an optical axis direction a holding member holding an optical element and movable with respect to the first movable member in the optical axis direction, a guide member held by the first movable member and guides the holding member in the optical axis direction, a second movable member movable in the optical axis direction independently of the first movable member, and a drive unit configured to drive the holding member in the optical axis direction. The drive unit is held such that displacement of the drive unit with respect to the second movable member in the optical axis direction is restricted by the second movable member.Type: GrantFiled: October 14, 2020Date of Patent: July 9, 2024Assignee: CANON KABUSHIKI KAISHAInventor: Kunihiko Sasaki
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Patent number: 12013520Abstract: A zoom lens includes, from an object side a first lens unit (a positive refractive power) configured not to move for zooming, two or more intermediate lens units configured to move in zooming, and a rear lens unit (a positive refractive power), wherein an interval between each pair of adjacent lens units changes in zooming, the first lens unit includes, from the object side, a first lens subunit (a negative refractive power) configured not to move for focusing, a second lens subunit (a positive refractive power) configured to move for focusing, and a third lens subunit (a positive refractive power), the zoom lens satisfies specific inequalities concerning a focal length of the first lens unit, a length on an optical axis from a last surface to a rear principal point of the first lens unit, and a focal length of the zoom lens at a telephoto end.Type: GrantFiled: June 23, 2021Date of Patent: June 18, 2024Assignee: CANON KABUSHIKI KAISHAInventors: Tomoya Yamada, Masaru Sakamoto, Yu Inomoto, Naotoshi Ogawa
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Patent number: 12007541Abstract: A zoom lens ZL includes: a first lens unit L1 having a positive refractive power, a second lens unit L2 having a negative refractive power, and a third lens unit L3 having a positive refractive power, an N?1th lens unit, and an Nth lens unit, the lens units being arranged in order from an object side to an image side. The N?1th lens unit and the Nth lens unit are located on the image side with respect to an aperture stop SP.Type: GrantFiled: August 16, 2022Date of Patent: June 11, 2024Assignee: CANON KABUSHIKI KAISHAInventor: Shohei Kikuchi
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Patent number: 11966021Abstract: Disclosed is a camera optical lens including nine lenses, the nine lenses from an object side to an image side being: a first lens with a negative refractive power, a second lens with a positive refractive power, a third lens with a positive refractive power, a fourth lens with a negative refractive power, a fifth lens with a negative refractive power, a sixth lens with a positive refractive power, a seventh lens with a negative refractive power, an eighth lens with a positive refractive power and an ninth lens with a negative refractive power. The camera optical lens satisfies: ?4.50?f1/f??2.00; 5.50?d5/d6?32.00. The camera optical lens has good optical performance, and meets the design requirements of large apertures, wide-angle and ultra-thin.Type: GrantFiled: December 29, 2020Date of Patent: April 23, 2024Assignee: Raytech Optical (Changzhou) Co., LtdInventor: Yanan Wang
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Patent number: 11953661Abstract: Disclosed are a zoom lens, a zoom method and a terminal. The zoom lens includes n lens groups, n reflecting elements and n imaging planes, where n is an integer greater than or equal to 2. The n lens groups and an n-th imaging plane are arranged sequentially along an optical axis. A first reflecting element is configured to receive and reflect first incident light to a first lens group. An i-th imaging plane is arranged between an i-th lens group and an (i+1)-th lens group, where i is an integer greater than or equal to 1 and less than n. A j-th reflecting element is disposed between a (j?1)-th lens group and a j-th lens group, and is configured to be moved and/or rotated to enable the zoom lens to zoom, where j is an integer greater than 1 and less than or equal to n.Type: GrantFiled: December 20, 2021Date of Patent: April 9, 2024Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.Inventor: Qing Xu
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Patent number: 11906736Abstract: A display has an image generator; a partially transmissive mirror having a curved surface; a beam splitter to reflect incident light toward the curved surface; and an optical image relay that defines a path to relay light to a curved focal surface of a partially transmissive mirror, the curved focal surface is between a curved reflective surface of the partial mirror and the beam splitter. A prism has a folding surface in the optical path for light from the image generator, wherein an aperture stop for the relay lies within the prism. A first plano-aspheric lens, against the prism input surface, guides light from the image generator toward the folding surface; a second plano-aspheric lens, in optical contact against the prism output surface, directs light to the curved focal surface. The relay, curved mirror, and beam splitter form an exit pupil for viewing the scene with a 2D image superimposed.Type: GrantFiled: December 30, 2020Date of Patent: February 20, 2024Assignee: RAYTRX, LLCInventors: David Kessler, Michael H. Freeman
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Patent number: 11868035Abstract: The present invention aims to provide a projection optical system that projects an image displayed on an image display surface of an image display element in an enlarged manner on a projection receiving surface as a projection image, the projection optical system comprising: a refractive optical system and a refractive/reflective optical element arranged in sequence from near the image display surface toward the projection receiving surface, wherein the refractive optical system includes a plurality of lenses, wherein the refractive/reflective optical element includes an optical element unit that includes a reflection surface member including a reflection surface, and a refractive medium portion that is in tight contact with the reflection surface, the refractive medium portion includes an incidence surface and an emergence surface, and the reflection surface is a curved surface having refractive power, and wherein an image-forming light beam emerging from the refractive optical system is caused to enter theType: GrantFiled: January 29, 2019Date of Patent: January 9, 2024Assignee: RICOH INDUSTRIAL SOLUTIONS INC.Inventor: Takayuki Ishigame
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Patent number: 11852813Abstract: In an embodiment, an augmented reality display is provided that incorporates a prescription lens for the wearer. In an embodiment, an image is generated from a display and directed into the edge of the prescription lens, and the lens acts as a waveguide. The image is internally reflected within the prescription lens, and is directed to the wearer by an image combiner embedded within the prescription lens. In an embodiment, the augmented reality display can be adjusted for many common vision problems including myopia, hyperopia, astigmatism, and presbyopia.Type: GrantFiled: June 26, 2019Date of Patent: December 26, 2023Assignee: NVIDIA CorporationInventors: Jonghyun Kim, David Luebke, Jui-Yi Wu
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Patent number: 11841515Abstract: According to one embodiment, a lens array comprises a plurality of lens elements. Each of the plurality of lens elements comprises a boundary surface of two layers with different refractive indices, and an actuator configured to deform the boundary surface.Type: GrantFiled: September 29, 2021Date of Patent: December 12, 2023Assignee: JAPAN DISPLAY INC.Inventor: Jin Hirosawa
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Patent number: 11796824Abstract: An image forming optical system consists of a first optical system and a second optical system in order from a magnification side. An intermediate image is formed between the first optical system and the second optical system. Among the aspherical lenses included in the first optical system, a specific lens, which is the aspherical lens closest to the intermediate image on the optical path, has a meniscus shape of which a surface is convex toward the reduction side in a paraxial region. The image forming optical system satisfies a maximum image height, a focal length, and predetermined conditional expressions for the specific lens.Type: GrantFiled: October 25, 2021Date of Patent: October 24, 2023Assignee: FUJIFILM CorporationInventor: Akiko Nagahara
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Patent number: 11782250Abstract: A compact zooming optical system, an optical apparatus and a method for manufacturing the zooming optical system having a vibration reduction function, a high zooming ratio, a wide-angle view and superb optical performance are provided, the system including, in order from an object side: a first lens group G1 having positive refractive power; a second lens group G2 having negative refractive power; a third lens group G3 having positive refractive power; and a fourth lens group G4 having negative refractive power; upon zooming from a wide-angle end state to a telephoto end state, a distance between the first lens group G1 and the second lens group G2, a distance between the second lens group G2 and the third lens group G3 and a distance between the third lens group G3 and the fourth lens group G4 being respectively varied; the third lens group G3 having, in order from the object side, a first segment group G31 having positive refractive power and a second segment group G32; the second segment group G32 being mType: GrantFiled: August 23, 2021Date of Patent: October 10, 2023Assignee: Nikon CorporationInventor: Masashi Yamashita
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Patent number: 11774729Abstract: A wide-angle lens assembly includes a first, second, third, fourth, fifth, sixth, seventh, eighth, and ninth lenses. The first and second lenses are with negative refractive power and include a convex surface facing an object side and a concave surface facing an image side respectively. The third lens is a biconcave lens with negative refractive power. The fourth and fifth lenses are biconvex lenses with positive refractive power. The sixth lens is with positive refractive power and includes a convex surface facing the image side. The seventh lens is with negative refractive power and includes a concave surface facing the object side. The eighth lens is with positive refractive power and includes a convex surface facing the object side. The ninth lens is with positive refractive power and includes a concave surface facing the object side and a convex surface facing the image side.Type: GrantFiled: November 10, 2020Date of Patent: October 3, 2023Assignees: SINTAI OPTICAL (SHENZHEN) CO., LTD., ASIA OPTICAL CO., INC.Inventor: Ching-Chung Yeh
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Patent number: 11768361Abstract: A zoom lens ZL includes: a first lens unit L1 having a positive refractive power, a second lens unit L2 having a negative refractive power, and a third lens unit L3 having a positive refractive power, an N?1th lens unit, and an Nth lens unit, the lens units being arranged in order from an object side to an image side. The N?1th lens unit and the Nth lens unit are located on the image side with respect to an aperture stop SP.Type: GrantFiled: November 13, 2019Date of Patent: September 26, 2023Assignee: CANON KABUSHIKI KAISHAInventor: Shohei Kikuchi
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Patent number: 11740443Abstract: A zoom lens consists of, in order from an object side, a positive first lens group, a negative moving lens group, a first positive moving lens group, a second positive moving lens group, and a subsequent lens group including a stop. During zooming, the first lens group is not moved, and the negative moving lens group, the first positive moving lens group, and the second positive moving lens group are moved. The first positive moving lens group consists of a positive single lens and a cemented lens obtained by cementing a positive lens and a negative lens. The zoom lens satisfies a predetermined conditional expression.Type: GrantFiled: September 10, 2020Date of Patent: August 29, 2023Assignee: FUJIFILM CorporationInventors: Masaru Yonezawa, Motoari Ota
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Patent number: 11686952Abstract: Actuators for actuating a lens in a folded camera, folded cameras including such actuators and dual-cameras including such folded cameras. The actuators actuate a lens having a lens optical axis for auto-focus (AF) and optical image stabilization (OIS) and comprise a stationary sub-assembly that includes an OIS coil having an OIS coil plane and an AF coil having an AF coil plane, and a lens actuating sub-assembly movable relative to the stationary sub-assembly with a lens holder holding the lens, wherein the OIS coil plane is perpendicular to the AF coil plane and wherein the lens optical axis lies between the OIS coil plane and the AF coil plane. Some actuators have a design using VCM actuation and a reduced height due to top and/or bottom openings in actuator envelopes.Type: GrantFiled: February 28, 2021Date of Patent: June 27, 2023Assignee: Corephotonics Ltd.Inventors: Gal Barak, Itay Yedid, Ephraim Goldenberg
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Patent number: 11640040Abstract: Systems and methods for simultaneous focal length control and achromatic computational imaging with quartic metasurfaces are disclosed herein. In one embodiment, an imaging system includes: a first metalens having a plurality of first nanoposts carried by a first substrate; a second metalens having a plurality of second nanoposts carried by a second substrate; and a source of light configured to emit light toward the first metalens and the second metalens. The first metalens is transversely offset with respect to the second metalens.Type: GrantFiled: January 25, 2021Date of Patent: May 2, 2023Assignee: University of WashingtonInventors: Shane Colburn, Arka Majumdar
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Patent number: 11493742Abstract: Provided is a zoom lens including, 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; a third lens unit having a positive refractive power; a fourth lens unit having a negative refractive power; a fifth lens unit having a positive refractive power; a sixth lens unit having a negative refractive power; a seventh lens unit having a positive refractive power; and an eighth lens unit having a negative refractive power, in which an interval between each pair of adjacent lens units is changed for zooming.Type: GrantFiled: January 13, 2020Date of Patent: November 8, 2022Assignee: CANON KABUSHIKI KAISHAInventors: Junya Ichimura, Masato Katayose
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Patent number: 11484187Abstract: The endoscope objective optical system includes in order from an object side, a first lens group having a positive refractive power, a second lens group having a negative refractive power, and a third lens group having a positive refractive power. A lens surface positioned nearest to an image side in the second lens group is a concave surface which is directed toward the image side. The second lens group moves along an optical axis.Type: GrantFiled: May 13, 2019Date of Patent: November 1, 2022Assignee: OLYMPUS CORPORATIONInventor: Ken Kasai
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Patent number: 11435566Abstract: A zoom lens including in order from an object side: a positive first unit including negative and positive lenses, a positive second unit, a negative third unit, a positive fourth unit, and a rear lens group, wherein at a time of zooming from a wide angle end to a telephoto end, the first unit moves to the object side, a space between the first and second units increases, and a space between the second and third units increases, and a focal length of the zoom lens at the telephoto end, a zoom lens length at the telephoto end, a change amount of the space between the first and second units during zooming from the wide angle end to the telephoto end, a change amount of the space between the second and third units during zooming from the wide angle end to the telephoto end are appropriately set.Type: GrantFiled: August 28, 2018Date of Patent: September 6, 2022Assignee: CANON KABUSHIKI KAISHAInventor: Shigenobu Sugita
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Patent number: 11405563Abstract: This disclosure provides devices, methods, computer-readable medium, and means for spatial alignment transform. In some aspects, a device may perform operations including capturing a first image of a scene using a first sensor at a first zoom ratio, capturing a second image of the scene using a second sensor at a second zoom ratio, the first image having a different field-of-view (FOV) than the second image, determining a translation matrix based on one or more spatial misalignments between the first image and the second image, determining a confidence associated with the translation matrix, in response to the confidence being greater than a confidence threshold, determining a weighting factor based on the first zoom ratio, the second zoom ratio, and a current zoom ratio of the device, applying the weighting factor to the translation matrix, and warping the first image to the second image using the weighted translation matrix.Type: GrantFiled: November 10, 2020Date of Patent: August 2, 2022Assignee: QUALCOMM IncorporatedInventors: Jianfeng Ren, Shizhong Liu, Weiliang Liu, Kuan-Chen Pan, Nikhil Uchil, Wei Zou
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Patent number: 11327279Abstract: A zoom optical system comprises, in order from an object side: a first lens group having positive refractive power; a front-side lens group; an intermediate lens group having positive refractive power; and a rear-side lens group. The front-side lens group is composed of one or more lens groups and has a negative lens group. At least part of the intermediate lens group is a focusing lens group. The rear-side lens group is composed of one or more lens groups. Upon zooming, distances between the first lens group and the front-side lens group, between the front-side lens group and the intermediate lens group, and between the intermediate lens group and the rear-side lens group change. At least one of the following conditional expressions is satisfied: 0.010<fF/fXR<10.000 2.250<TLW/ZD1<10.Type: GrantFiled: May 21, 2020Date of Patent: May 10, 2022Assignee: Nikon CorporationInventors: Satoru Shibata, Tomoyuki Sashima
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Patent number: 11320649Abstract: The present invention concerns an objective (10) for imaging an object field of view of 10° onto an imager (12), the objective (10) comprising in order of the propagating direction: —a first lens unit (U1) comprising several lenses, the first lens unit (U1) having a positive first focal length and a first dimension inferior to 15 millimeters, —a bending mirror (M) adapted to bend at a 90° angle, —a liquid lens (LL), and —a second lens unit (U2) comprising several lenses, the second lens unit (U2) having a positive second focal length and a second dimension, the ratio between the first focal length and the second focal length being comprised between 1.0 and 2.0 and the ratio between the first dimension and the second dimension being superior or equal to 2.Type: GrantFiled: June 28, 2018Date of Patent: May 3, 2022Assignees: GENSIGHT BIOLOGICS, Sorbonne Université, Centre National de la Recherche Scientifique, INSTITUT NATIONAL DE LA SANTE ET DE LA RECHERCHE MEDICALE (INSERM)Inventors: Joël Chavas, Guillaume Chenegros, Charlie Galle
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Patent number: 11314064Abstract: Provided is a zoom lens including, in order from an object side to an image side, a positive first lens unit, a negative second lens unit, a positive third lens unit, a positive fourth lens unit and a rear lens group consisting of at least one lens unit. An interval between each pair of adjacent lens units is changed during zooming. The rear lens group includes a negative N-th lens unit configured to move during focusing. The second lens unit and the third lens unit are configured to move during zooming. A focal length of the second lens unit, a focal length of the third lens unit, a focal length of the fourth lens unit, a lateral magnification of the fourth lens unit at a wide angle end and a lateral magnification of the fourth lens unit at a telephoto end are appropriately set.Type: GrantFiled: October 21, 2019Date of Patent: April 26, 2022Assignee: CANON KABUSHIKI KAISHAInventors: Kohei Kimura, Takahiro Hatada
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Patent number: 11249290Abstract: Provided is a zoom lens 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, a third lens unit having a positive refractive power, and a fourth lens unit having a negative refractive power. In the zoom lens, an interval between each pair of adjacent lens units is changed during zooming, and the first lens unit is configured not to move for zooming. Further, a total length DT of the zoom lens at a telephoto end, a focal length fT of the zoom lens at the telephoto end, a distance BW of a back focus at a wide-angle end, a total length DW of the zoom lens at the wide-angle end, and a focal length f3 of the third lens unit are each appropriately set.Type: GrantFiled: March 20, 2020Date of Patent: February 15, 2022Assignee: CANON KABUSHIKI KAISHAInventor: Koji Aoki
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Patent number: 11209649Abstract: The disclosed optical lens assemblies may include a deformable optical element including a substantially transparent transducer configured to deform, and thus change at least one optical property of, the deformable optical element. At least a portion of the substantially transparent transducer may be positioned within a substantially transparent optical aperture of the optical lens assembly. Various head-mounted displays incorporating such an optical lens assembly, and methods of fabricating the same, are also disclosed.Type: GrantFiled: June 22, 2018Date of Patent: December 28, 2021Assignee: Facebook Technologies, LLCInventors: Katherine Marie Smyth, John M. Cooke, Andrew John Ouderkirk, Karol Constantine Hatzilias
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Patent number: 11209662Abstract: The imaging lens consists of, in order from an object side, a first lens group, a stop, a positive second lens group, and a negative third lens group. The second lens group includes a negative lens and a positive lens. During focusing, the second lens group moves, and the third lens group does not move. Image blur correction is performed by moving the entire third lens group or a part of the third lens group in the direction intersecting the optical axis.Type: GrantFiled: July 8, 2019Date of Patent: December 28, 2021Assignee: FUJIFILM CorporationInventor: Takashi Suzuki
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Patent number: 11169429Abstract: An optical system is provided, including a light path adjustment module, an optical element driving module and a light flux adjustment module, The light path adjustment module is used for receiving light traveling in a first direction and adjusting the path of the light. The optical element driving module is used for receiving light. The light flux adjustment module is used for adjusting the light flux of the light, wherein the light flux adjustment module is disposed between the light path adjustment module and the optical element driving module.Type: GrantFiled: January 13, 2020Date of Patent: November 9, 2021Assignee: TDK TAIWAN CORP.Inventors: Chao-Hsi Wang, Chao-Chang Hu, Chih-Wei Weng, Sin-Jhong Song
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Patent number: 11163141Abstract: Compact folded lens systems are described that may be used in small form factor cameras. Lens systems are described that may include three lens elements with refractive power, with a light folding element such as a prism, located between a first lens element on the object side of the lens system and a second lens element, that redirects the light refracted from the first lens element from a first axis onto a second axis on which the other lens elements and a photosensor are arranged. The lens systems may include an aperture stop located behind the front vertex of the lens system, for example at the first lens element, and an optional infrared filter, for example located between the last lens element and a photosensor.Type: GrantFiled: October 4, 2019Date of Patent: November 2, 2021Assignee: Apple Inc.Inventors: Yuhong Yao, Yoshikazu Shinohara
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Patent number: 11150451Abstract: A zoom optical system (ZL) comprises a first negative lens group (G2) having a negative refractive power; and a second negative lens group (G4) disposed closer to an image than the first negative lens group (G2), wherein a distance between the first negative lens group (G2) and the second negative lens group (G4) changes during zooming, at least part of the first negative lens group (G2) is movable so as to have a displacement component in a direction perpendicular to an optical axis, at least part of the second negative lens group (G4) is movable along the optical axis during focusing, and the following conditional expression, 0.50<fGb/fGa<2.60 is satisfied, where, fGa: a focal length of the first negative lens group (G2), and fGb: a focal length of the second negative lens group (G4).Type: GrantFiled: October 5, 2017Date of Patent: October 19, 2021Assignee: Nikon CorporationInventors: Takeshi Umeda, Tomoki Ito, Atsushi Shibayama
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Patent number: 11150442Abstract: A zoom lens system includes, in order from an object side to an image side: a first lens group having positive power; a second lens group having negative power; a third lens group having positive power; a fourth lens group having negative power; a fifth lens group having positive power; and a sixth lens group having power. During zooming from wide angle extremity to telephoto extremity, the distance between respective lens groups changes. The fifth lens group is composed of at most two lens elements, at least one of which is a concave meniscus lens element having a convex surface facing the object side.Type: GrantFiled: June 13, 2019Date of Patent: October 19, 2021Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventor: Genki Nakazawa
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Patent number: 11150438Abstract: A camera module includes a solid state lens that flexes, in response to electrical signals. A lens barrel holds the lens on the optical axis. A lens barrel holder holds the lens barrel above an image sensor. The lens barrel holder includes electrically conductive interconnects between a bottom and a top end of the lens barrel holder. The conductive interconnects are not exposed to an exterior of the lens barrel holder. The camera module includes two or more respective lower electrically conductive connections in proximity to the interconnects and connecting the electrically conductive interconnects to respective conductors for the one or more electrical signals. The camera module includes two or more upper conductive connections configured to electrically connect the solid state lens to respective ones of the two or more conductive interconnects.Type: GrantFiled: August 9, 2017Date of Patent: October 19, 2021Assignee: Apple Inc.Inventors: Ya Wen Hsu, Pierre-Jean Y. Parodi-Keravec, Steven Webster
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Patent number: 11092787Abstract: Provided are an optical lens assembly and an electronic apparatus including the optical lens assembly. The optical lens assembly includes a first lens group having positive refractive power, a stop, and a second lens group having positive refractive power that are arranged from an object side to an image side. The first lens group includes a first lens having negative refractive power and a meniscus shape convex toward the object side, a second lens having negative refractive power, and at least one other lens. The second lens group includes at least three lenses, and a lens of the second lens group closest to the image side has at least one inflection point.Type: GrantFiled: December 12, 2017Date of Patent: August 17, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Dong-woo Kim, Tae-kun Lee
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Patent number: 11073741Abstract: A zoom lens includes a plurality of lens units, in which a distance between adjacent lens units changes during zooming, a first aperture stop, and a second aperture stop disposed on an image side of the first aperture stop. An aperture diameter of the first aperture stop determines an F-number of the zoom lens at a wide-angle end. The plurality of lens units includes a negative lens unit having a negative refractive power that is disposed on the image side of the first aperture stop and on an object side of the second aperture. An aperture diameter of the second aperture stop changes during the zooming. The aperture diameter of the second aperture stop at the wide-angle end is larger than the aperture diameter of the second aperture stop at a telephoto end.Type: GrantFiled: January 30, 2020Date of Patent: July 27, 2021Assignee: CANON KABUSHIKI KAISHAInventor: Yuichi Gyoda
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Patent number: 11073754Abstract: A projection optical system has a first optical system and a second optical system. The first and second optical systems are disposed in order from a demagnification side toward a magnification side. An intermediate image is formed between a demagnification-side imaging surface and a magnification-side imaging surface. The second optical system is an optical element having a first transmission surface, reflecting surface, and second transmission surface in order from the demagnification side toward the magnification side. The first transmission surface and reflecting surface are located at one side, and the second transmission surface is located at the other side with respect to the optical axis. The reflecting surface has a concavely curved surface shape. The second transmission surface has a convexly curved surface shape protruding toward the magnification side. The optical element has a first member and a second member different in refractive index.Type: GrantFiled: February 28, 2020Date of Patent: July 27, 2021Assignee: SEIKO EPSON CORPORATIONInventors: Hirotaka Yanagisawa, Eiji Morikuni
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Patent number: 11061211Abstract: A bimodal zoom lens includes three coaxially aligned lenses including a first lens, a third lens, and a second lens therebetween. The first lens is a negative lens, each of the second lens and the third lens is a positive lens. The three coaxially aligned lenses form (i) a first configuration when the second lens and the first lens are separated by an axial distance L11 and (ii) a second configuration when the second lens and the first lens are separated by an axial distance L12, which exceeds axial distance L11. The second configuration has a second effective focal length that exceeds a first effective focal length of the first configuration.Type: GrantFiled: January 9, 2019Date of Patent: July 13, 2021Assignee: OmniVision Technologies, Inc.Inventors: Tingyu Cheng, Jau-Jan Deng
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Patent number: 11054615Abstract: Provided are an optical lens assembly and an electronic apparatus including the same, according to various embodiments. The optical lens assembly includes a bending portion including a reflection surface for reflecting light and at least one surface having a refractive power, and a plurality of lenses arranged between the bending portion and an image plane. Other embodiments are possible.Type: GrantFiled: April 13, 2017Date of Patent: July 6, 2021Assignee: Samsung Electronics Co., Ltd.Inventor: Ki-woo Lee
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Patent number: 11009677Abstract: A zoom lens including, in order from an object side: a first positive lens unit; a second negative lens unit; a third positive lens unit; a fourth negative lens unit; and a fifth positive lens unit, wherein during zooming from a wide angle end, intervals between the adjacent lens units are changed in such a way that the second lens unit is configured to move from the object side to the image side and the third lens unit and the fourth lens unit are configured to move, and a focal length of the third lens unit, a focal length of the fourth lens unit, a movement amount of the second lens unit during zooming from the wide angle end to the telephoto end, and a movement amount of the third lens unit during zooming from the wide angle end to the telephoto end are appropriately set.Type: GrantFiled: January 15, 2019Date of Patent: May 18, 2021Assignee: CANON KABUSHIKI KAISHAInventor: Hirofumi Abe
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Patent number: 10955644Abstract: A zoom optical system includes a front-side lens unit, an intermediate lens unit, and a rear-side lens unit. The front-side lens unit includes a first front unit and a second front unit, and a distance between the first front unit and the second front unit is wider at a telephoto end than at a wide angle end. The intermediate lens unit includes a first intermediate unit and a second intermediate unit, and a distance between the first intermediate unit and the second intermediate unit is narrower at the telephoto end than at the wide angle end. A distance between the second intermediate unit and a lens unit adjacent to the second intermediate unit varies. The second intermediate unit moves at the time of focusing, and the following conditional expressions (1) and (2) are satisfied: 0.9?LTLT/LTLW?1.17??(1) 4.2?KMBT?20.0??(2).Type: GrantFiled: December 23, 2018Date of Patent: March 23, 2021Assignee: OLYMPUS CORPORATIONInventors: Kazuteru Kawamura, Yasuharu Yamada, Toyoki Kon, Yuki Kubota
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Patent number: 10948708Abstract: The objective optical system for an endoscope includes a negative front group, an aperture stop, and a positive rear group that are arranged in this order from an object side. The front group includes only a cemented lens in which a negative first lens, a negative second lens, and a positive third lens are cemented in this order from the object side, as a lens. The rear group includes only a cemented lens in which include a positive fourth lens, a positive fifth lens, and a negative sixth lens are cemented in this order from the object side, as a lens. Conditional expressions are satisfied.Type: GrantFiled: December 10, 2018Date of Patent: March 16, 2021Assignee: FUJIFILM CorporationInventor: Tomoyuki Baba
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Patent number: 10928799Abstract: Systems, methods, and apparatus are disclosed for machining a part. Methods include generating a first spatial representation identifying a first orientation of a machining tool, and mechanically coupling an end effector to the part at a first position, the end effector including the machining tool and a coupling tool. Methods include generating a second spatial representation identifying a second orientation of the machining tool relative to the part, the first and second spatial representations being generated based on images captured by at least one imaging device and measurements from a plurality of sensors. Methods include identifying a plurality of differences that result from the coupling and that include a rotational distance and translational distance, the identifying being based on a comparison of a first image and a second image. Methods include adjusting the machining tool to return the machining tool to the first orientation at the first position.Type: GrantFiled: May 27, 2020Date of Patent: February 23, 2021Assignee: The Boeing CompanyInventors: Luke Fletcher, Phillip J. Crothers
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Patent number: 10914935Abstract: The objective optical system includes a first lens group having a positive refractive power, a second lens group having a negative refractive power, and a third lens group having a positive refractive power. Focusing is carried out by moving the second lens group. The third lens group includes a positive lens and a cemented lens, and the cemented lens includes a positive lens and a negative lens. A first sub-unit includes a lens positioned on the object side of a predetermined air space and a second sub-lens group includes a lens positioned on an image side of the predetermined air space. The predetermined air space is the maximum air space among the air spaces in the third lens group.Type: GrantFiled: November 15, 2018Date of Patent: February 9, 2021Assignee: OLYMPUS CORPORATIONInventor: Hideyasu Takato
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Patent number: 10908398Abstract: A variable focal length lens device includes: a lens system whose refractive index changes in accordance with an inputted drive signal; and a resonance-lock controller that locks the drive signal to a resonance frequency of the lens system. The resonance-lock controller tunes a frequency of the drive signal to a peak position of a voltage-current phase difference between a voltage of the drive signal and a drive current of the lens system, and raises or lowers the frequency of the drive signal in accordance with the drive current when the voltage-current phase difference changes.Type: GrantFiled: April 6, 2018Date of Patent: February 2, 2021Assignee: MITUTOYO CORPORATIONInventors: Shiro Igasaki, Nobuo Ohba, Yuki Kurahashi
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Patent number: 10901187Abstract: An optical imaging lens including a first lens element to an eighth lens element arranged in sequence from an object side to an image side along an optical axis is provided. The first lens element has positive refracting power. At least one of the object-side surface and the image-side of the second lens element is an aspheric surface. At least one of the object-side surface and the image-side of the third lens element is an aspheric surface. At least one of the object-side surface and the image-side of the fourth lens element is an aspheric surface. The object-side surface and the image-side of the fifth lens element are both aspheric surfaces. The object-side surface and the image-side of the sixth lens element are both aspheric surfaces. An optical axis region of the image-side surface of the seventh lens element is concave. An optical axis region of the object-side surface of the eighth lens element is concave.Type: GrantFiled: August 6, 2019Date of Patent: January 26, 2021Assignee: GENIUS ELECTRONIC OPTICAL (XIAMEN) CO., LTD.Inventors: Jia-Sin Jhang, Maozong Lin, Feng Li
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Patent number: 10866385Abstract: An optical system is provided and includes a fixed part, a first optical member holder, a second optical member holder and a first driving assembly. The first optical member holder is configured to hold a first optical member and is disposed over the fixed part. The second optical member holder is configured to hold a second optical member and is movably connected to the first optical member holder. The first driving assembly is configured to drive the first optical member holder to move relative to the fixed part.Type: GrantFiled: May 11, 2018Date of Patent: December 15, 2020Assignee: TDK Taiwan Corp.Inventors: Chao-Chang Hu, Chih-Wei Weng, Shao-Kuang Huang, Sin-Jhong Song
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Patent number: 10824059Abstract: A first optical group that forms an intermediate image and a second optical group that enlarges and projects the intermediate image formed by the first optical group satisfy a variety of conditions. Therefore, the overall length of the entire lens system of the projection system is reduced in a linear arrangement, or the distance between the first optical group and the second optical group is increased and an optical path deflector that deflects the optical path is disposed at the middle of the optical path between the first and second optical groups to fold the optical path.Type: GrantFiled: March 18, 2019Date of Patent: November 3, 2020Assignee: SEIKO EPSON CORPORATIONInventor: Nobutaka Minefuji
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Patent number: 10816777Abstract: In the imaging optical system that consists of a first optical system and a second optical system in order from a magnified side, and has an intermediate image formed between the first optical system and the second optical system, a focus group moving during focusing is included between a most magnified side of the first optical system and a position at which a principal ray of light having a maximum angle of view and an optical axis of the first optical system intersect each other, and a predetermined conditional expression relating to the focus group is satisfied.Type: GrantFiled: May 23, 2017Date of Patent: October 27, 2020Assignee: FUJIFILM CorporationInventor: Masaru Amano