Patents Examined by Darryl J. Collins
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Patent number: 11609407Abstract: There is provided an imaging lens with excellent optical characteristics while satisfying demand of low-profileness and low F-number. An imaging lens comprises, in order from an object side to an image side, a first lens with positive refractive power formed in a biconvex shape having an object-side surface and an image-side surface being convex in a paraxial region, a second lens with negative refractive power in a paraxial region, a third lens with the negative refractive power in a paraxial region, a fourth lens with the negative refractive power in a paraxial region, and a fifth lens with the positive refractive power having an image-side surface being convex in a paraxial region, and predetermined conditional expressions are satisfied.Type: GrantFiled: March 26, 2020Date of Patent: March 21, 2023Assignee: TOKYO VISIONARY OPTICS CO., LTD.Inventors: Shingo Yuza, Kenichi Kamada
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Patent number: 11609419Abstract: In described examples, a system (e.g., a microelectromechanical system) includes a substrate, a support coupled to the substrate and a first and second element. The first element includes a contactor spring having a first portion coupled to the support and having a second portion including a cavity having a sloped surface. A clearance from the sloped surface to the substrate is widened as the sloped surface extends away from the first portion. The second portion includes a first contact surface adjacent to the sloped surface. The second element is coupled to the substrate and has a second contact surface adjacent to the first contact surface. One of the first element and the second element is adapted: in a first direction to urge the first contact surface and the second contact surface together; and in a second direction to urge the first contact surface and the second contact surface apart.Type: GrantFiled: May 29, 2019Date of Patent: March 21, 2023Assignee: TEXAS INSTRUMENTS INCORPORATEDInventor: Patrick Ian Oden
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Patent number: 11609424Abstract: Techniques disclosed herein relate to a near-eye display system. One example of an eye-tracking system includes a substrate transparent to visible light and infrared light and a reflective holographic grating conformally coupled to a surface of the substrate. The reflective holographic grating is configured to transmit the visible light and reflectively diffract infrared light in a first wavelength range for eye tracking. The refractive index modulation of the reflective holographic grating is apodized in a direction along a thickness of the reflective holographic grating to reduce optical artifacts in the visible light.Type: GrantFiled: July 8, 2019Date of Patent: March 21, 2023Assignee: Meta Platforms Technologies, LLCInventors: Gregory Olegovic Andreev, Gang Li, Erik Shipton, Yingfei Jiang, Wanli Chi, Andrew John Ouderkirk
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Patent number: 11604338Abstract: A zoom optical system includes a first lens group, a position of which with respect to an imaging plane is adjustable, and including first and second lenses. The zoom optical system also includes a second lens group of which a position with respect to the imaging plane is adjustable and includes third to fifth lenses. The zoom optical system further includes a third lens group including a sixth lens. An object-side surface of the first lens is convex.Type: GrantFiled: April 14, 2020Date of Patent: March 14, 2023Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Tae Youn Lee, Jung Hui Ko
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Patent number: 11599004Abstract: A privacy film includes a first conductive layer; an emitting angle limiting spacer layer on the first conductive layer; a second conductive layer on a side of the emitting angle limiting spacer layer away from the first conductive layer; and a plurality of light diffuser particles in a space between the first conductive layer and the second conductive layer. The emitting angle limiting spacer layer includes a plurality of spacers defining a plurality of light emitting regions. The second conductive layer is spaced apart from the first conductive layer by a first distance. A maximum height of the plurality of spacers relative to a surface of the first conductive layer facing the second conductive layer is less than the first distance. The second conductive layer is spaced apart from a surface of a respective one of the plurality of spacers facing the second conductive layer by a second distance.Type: GrantFiled: June 20, 2019Date of Patent: March 7, 2023Assignees: Chongqing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Jinhong Zhang, Wencheng Luo, Wei Chen, Meilong Hu, Wenqi Quan, Xinyu Wang, Shikang Ge
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Patent number: 11598958Abstract: A symmetric light guide optical element (“LOE”) and methods of fabrication thereof are disclosed. The method includes providing a plurality of transparent plates, each plate having two parallel surfaces, stacking a first subset of the plurality of plates on a transparent base block to form a first stack of plates, forming a sloped surface on one side of the first stack plates and the base block, stacking a second subset of the plurality of plates on the sloped surface to form a second stack of plates, and extracting a slice of the first stack, the base block, and the second stack, such that the slice includes at least a part of the base block interposed between plates of the first stack and plates of the second stack.Type: GrantFiled: January 15, 2020Date of Patent: March 7, 2023Assignee: LUMUS LTD.Inventor: Amit Maziel
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Patent number: 11592651Abstract: A zoom optical system consists of a first lens group having negative refractive power, a second lens group having positive refractive power, and a rear lens group which are disposed in order from an object. The rear lens group comprises a last lens group and an F lens group in order from a side closest to an image. Lens groups forming the first lens group, the second lens group, and the rear lens group are configured in such a manner that, upon zooming, the respective lens groups move and a distance between the lens groups adjacent to each other changes. At least a part of the F lens group is configured to move upon focusing. Further, the following conditional expression is satisfied. ?0.220<f1/fE<0.Type: GrantFiled: June 20, 2018Date of Patent: February 28, 2023Assignee: NIKON CORPORATIONInventor: Takeru Uehara
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Patent number: 11592688Abstract: Embodiments provide an eyewear apparatus that include an additional structural component that resembles a character. Although, the location of the additional structural component on the frame can vary depending on implementation, in at least one example, the additional structural component is located on the top of the frame of the eyewear apparatus such that the additional structural component conceals the forehead of a user when the user is wearing the eyewear apparatus. In at least one embodiment, the additional structural component may be located at any point along the frame, however, in some embodiments, the additional structural component is located on the top or the sides of the frame, e.g., such that the additional structural component does not interfere with the user's ability to see out of the eyewear apparatus.Type: GrantFiled: July 8, 2020Date of Patent: February 28, 2023Assignee: H2WInventors: David Levich, Jordan Douglas Szymanowski
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Patent number: 11586008Abstract: The present invention relates to an objective for photographic applications, comprising, in a sequence from an object side end to an image side end, a first lens group having a positive refractivity with at least one lens, a second lens group having a negative refractivity with a single lens, a third lens group having a negative refractivity with a single lens and a fourth lens group having a positive refractivity with at least one lens, wherein the lenses of the second and third lens groups each have a concave surface which face one another and define an air lens, wherein f1 is the overall focal length of the lenses of the second and third lens groups and f2 is the focal length of the air lens, and wherein the relationship 5.0?f1/f2?9.0 is true.Type: GrantFiled: July 28, 2020Date of Patent: February 21, 2023Assignee: Leica Camera AGInventors: Achim Zirkel, Jakob Bleicher, Alexandra Bleicher
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Patent number: 11586060Abstract: An apparatus comprising a switchable optical filter comprising a layer of switchable material, the switchable material comprising a photochromic/thermochromic, a photochromic/photochromic, or a photochromic/electrochromic compound; a first light source providing light of a wavelength that causes the switchable material to transition from a faded state to a dark state, or a dark state to a faded state; and a switch for controlling activation of the first light source.Type: GrantFiled: May 14, 2020Date of Patent: February 21, 2023Assignee: Solutia Canada Inc.Inventors: Neil Robin Branda, Jeremy Graham Finden, Duhane Lam, Jonathan Ross Sargent, Cynthia Elizabeth Shippam, Douglas Malcolm Wiggin
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Patent number: 11579401Abstract: The present embodiment relates to a light output module comprising: a first lens part including at least one lens; a second lens part including at least one lens and disposed at a lower side of the first lens part; an actuator for moving the second lens part; a third lens part disposed at a lower side of the second lens part; and a light source disposed at a lower side of the third lens part, wherein the actuator comprises: a first housing receiving the second lens part and including at least one first magnet disposed therein; a second housing receiving the first housing and including at least one second magnet disposed therein; and a third housing including a first coil facing the first magnet and a second coil facing the second magnet, wherein the first housing is operated in a first direction, and the first housing and the second housing are operated in a second direction.Type: GrantFiled: August 31, 2017Date of Patent: February 14, 2023Assignee: LG INNOTEK CO., LTD.Inventors: Young Bae Jang, Ji Sung Kim, Chang Hyuck Lee, Sung Ki Jung, Yang Hyun Joo
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Patent number: 11582439Abstract: An ocular optical system configured to allow imaging rays from a display image to enter an observer's eye through the ocular optical system so as to form an image is provided. A direction toward the eye is an eye side, and a direction toward the display image is a display side. The ocular optical system sequentially includes a first and a second lens elements having refracting power from the eye side to the display side along an optical axis. Each lens element includes an eye-side surface and a display-side surface. An optical axis region of the eye-side surface of the first lens element is concave. An optical axis region of the eye-side surface of the second lens element is concave.Type: GrantFiled: September 27, 2021Date of Patent: February 14, 2023Assignee: GENIUS ELECTRONIC OPTICAL CO., LTD.Inventors: Chun-Yang Huang, Wan-Chun Chen
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Patent number: 11579399Abstract: A tray feeding box includes a box body; a cover, arranged at a first end of the box body; and a bottom board, arranged at a second end of the box body away from the cover. The cover includes at least one first cover arranged at the first end of the box body. The at least one first cover is defined with a first opening. The box body is defined with a take-out gap communicated with the first opening.Type: GrantFiled: September 24, 2020Date of Patent: February 14, 2023Assignee: TRIPLE WIN TECHNOLOGY(SHENZHEN) CO.LTD.Inventors: Shin-Wen Chen, Jing-Wei Li, Sheng-Jie Ding, Jian-Chao Song
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Patent number: 11579349Abstract: An electro-optic window includes a first substrate; an electro-optic element generally parallel to the first substrate, the electro-optic element including: a second substrate; a third substrate generally parallel to the second substrate; a sealing member disposed along at least a portion of a perimeter of one of the second and third substrates and extending therebetween; and a cavity defined between the second and third substrates. The sealing member defines the sidewalls of the cavity. A first layer of film having a perimeter portion and a central portion is disposed between at least a portion of the first and second substrates, and may be coextensive with the sealing member.Type: GrantFiled: January 6, 2020Date of Patent: February 14, 2023Assignee: GENTEX CORPORATIONInventors: Matthew A. Koppey, Donald L. Bareman, Stephen F. Richlich, Michael J. VanAst
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Patent number: 11579341Abstract: A lens (10) and a camera module (100) and a manufacturing method thereof, wherein the lens (10) comprises an edge-cut lens sheet (114), wherein the edge-cut lens sheet (14) includes at least one chord edge (1141) and at least one circular edge (1142), wherein the chord edge (1141) and the circular edge (1142) are adjacently connected to each other, and wherein the chord edge (1141) and the circular edge (1142) have different curvatures, so that the lens sheet (114) becomes narrow and the width of the lens (10) become narrow, to form an ultra-narrow camera module (100).Type: GrantFiled: January 26, 2018Date of Patent: February 14, 2023Assignee: NINGBO SUNNY OPOTECH CO., LTD.Inventors: Mingzhu Wang, Bojie Zhao, Chunmei Liu, Feifan Chen, Zhenyu Chen
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Patent number: 11573431Abstract: The present invention relates to an optical lens comprising a substrate with a front main face and with a rear main face, at least one of the main faces being coated with an antireflection coating, such that in the range [0°-50° ] of angles of incidence ?, the mean light reflection factor Rv(?) on said coated main face presents a minimum value Rvmin for an angle of incidence ?min, comprised in the range [20°-50° ], and Rvmin/Rv(15°)<0.95, Rv(15°) being the mean light reflection factor for an angle of incidence ? of 15° on said coated main face. The optical lens is also useful to inhibit reflection of light in the ultraviolet range.Type: GrantFiled: June 26, 2017Date of Patent: February 7, 2023Assignee: Essilor InternationalInventors: Francisco De Ayguavives, Hélène Maury
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Patent number: 11567343Abstract: An apparatus for distributing a force to a user's ear resultant of a user's earwear. A cushion can be adapted to fit between a user's ear and a user's head. A curved channel defining a guide channel can pass alone the cushion. A line can extend through the cushion and the curved channel for attaching the ear adapter assembly to a user's eyewear. The cushion can distribute a force applied to a user's ear from a user's earwear to minimize deformation of the user's ear resultant of the compressive force from the user's earwear.Type: GrantFiled: December 13, 2019Date of Patent: January 31, 2023Inventor: Eugene Manin
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Patent number: 11567307Abstract: A variable magnification optical system consists of, in order from an object side to an image side, a first lens group, a second lens group, and a subsequent lens group. The variable magnification optical system satisfies a predetermined conditional expression for a partial dispersion ratio related to F line, C line, and a wavelength of 1970.09 nm, a d-line back focus of the variable magnification optical system at a telephoto end, a back focus in any one wavelength from a wavelength of 1300 nm to a wavelength of 2325.42 nm at the telephoto end, and a d-line focal length of the variable magnification optical system at the telephoto end.Type: GrantFiled: November 10, 2020Date of Patent: January 31, 2023Assignee: FUJIFILM CorporationInventors: Taro Asami, Toshihiro Aoi
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Patent number: 11567292Abstract: The invention says a lens module including a frame, a first circuit board arranged on the frame, a lens base for mounting a lens, a support device for supporting the lens base on the first circuit board, and a driving device connected between the first circuit board and the lens base. The frame includes oppositely arranged first side walls and oppositely arranged second side walls connected between the first side walls. The driving device includes shape memory alloy wires each being provided with two ends connected to the frame, and a driving end positioned between the two ends. The driving ends are supported on the lens base. The lens module said by the invention can further achieve miniaturization on the basis of reducing the difficulty in product assembly.Type: GrantFiled: September 11, 2020Date of Patent: January 31, 2023Assignee: AAC Optics Solutions Pte. Ltd.Inventors: Gang Li, Jin Zhang, Linzhen Li, Jiliang Lu
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Patent number: 11561368Abstract: An imaging lens includes a first lens having positive refractive power; a second lens having positive refractive power; a third lens having negative refractive power; a fourth lens having positive refractive power; a fifth lens; a sixth lens; a seventh lens; an eighth lens; and a ninth lens having negative refractive power, arranged in this order from an object side to an image plane side. The ninth lens is formed in a shape so that a surface thereof on the image plane side has an aspherical shape having an inflection point.Type: GrantFiled: January 30, 2020Date of Patent: January 24, 2023Assignee: TOKYO VISIONARY OPTICS CO., LTD.Inventor: Hitoshi Hirano
