Patents Assigned to Zhejiang Sunny Optical Co., Ltd
  • Patent number: 11886039
    Abstract: The present disclosure discloses an optical imaging lens group including, sequentially from an object side to an image side along an optical axis, a first lens, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens, each of which has refractive power. An object-side surface of the first lens is a convex surface, and an image-side surface of the first lens is a concave surface; an image-side surface of the second lens is a concave surface; and an object-side surface of sixth lens is a concave surface. A distance TTL along the optical axis from an object-side surface of the first lens to an imaging plane of the optical imaging lens group and half of a diagonal length ImgH of an effective pixel area on the imaging plane of the optical imaging lens group satisfy TTL/ImgH?1.23.
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: January 30, 2024
    Assignee: Zhejiang Sunny Optical Co., Ltd.
    Inventors: Saifeng Lyu, Xiaohui Zhang, Mengna Tang
  • Patent number: 11874439
    Abstract: The disclosure discloses an optical imaging lens. The optical imaging lens sequentially includes from an object side to an image side along an optical axis: a first lens having a negative focal power, and provided with an object-side surface, the object-side surface is concave surface; a second lens having a focal power; a third lens having a focal power; a fourth lens having a positive focal power; a fifth lens having a negative focal power, and provided with an image-side surface, the image-side surface is concave surface; a sixth lens having a positive focal power; and a seventh lens having a focal power; at least one aspherical mirror surface is included in the object-side surface of the first lens to an image-side surface of the seventh lens; and a maximum Field of View (FOV) of the optical imaging lens meets 105°?FOV?135°.
    Type: Grant
    Filed: September 30, 2020
    Date of Patent: January 16, 2024
    Assignee: ZHEJIANG SUNNY OPTICAL CO., LTD.
    Inventors: Wenbo Huang, Lingbo He, Fujian Dai, Liefeng Zhao
  • Patent number: 11867880
    Abstract: The present disclosure discloses an optical imaging system, sequentially from an object side to an image side of the optical imaging system along an optical axis, including: a first lens having refractive power; a second lens having negative refractive power; a third lens having refractive power; a fourth lens having positive refractive power; a fifth lens having refractive power; a sixth lens having refractive power; and a seventh lens having refractive power, a concave object-side surface, and a concave image-side surface. Half of a diagonal length ImgH of an effective pixel area on an imaging plane of the optical imaging system may satisfy ImgH>6.0 mm. A total effective focal length f of the optical imaging system and an entrance pupil diameter EPD of the optical imaging system may satisfy f/EPD<1.9.
    Type: Grant
    Filed: September 30, 2020
    Date of Patent: January 9, 2024
    Assignee: Zhejiang Sunny Optical Co., Ltd
    Inventors: Xiaofang Wang, Biao Xu, Kaiyuan Zhang, Fujian Dai, Liefeng Zhao
  • Patent number: 11846756
    Abstract: The present disclosure discloses a camera lens assembly comprising, sequentially from an object side to an image side along an optical axis, a stop; a first lens having a positive refractive power with an object-side surface thereof being a convex surface; a second lens having a positive refractive power; a third lens; a fourth lens; a fifth lens having a positive refractive power; a sixth lens having a negative refractive power with an object-side surface thereof being a concave surface; and wherein, a distance Ts along the optical axis from the stop to the object-side surface of the first lens satisfies: 0<Ts<0.2 mm.
    Type: Grant
    Filed: May 1, 2020
    Date of Patent: December 19, 2023
    Assignee: Zhejiang Sunny Optical Co., Ltd.
    Inventors: Lei Guan, Xinquan Wang, Fujian Dai, Liefeng Zhao
  • Patent number: 11846757
    Abstract: The present disclosure discloses an optical imaging lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens. The first lens has a positive refractive power, both of an object-side surface and an image-side surface thereof are convex surfaces; the second lens has a negative refractive power; the third lens has a negative refractive power, and an image-side surface thereof is a concave surface; the fourth lens has a refractive power; the fifth lens has a refractive power, and an image-side surface thereof is a convex surface; the sixth lens has a refractive power, and an object-side surface thereof is a concave surface. Half of a maximal field-of-view HFOV of the optical imaging lens assembly satisfies HFOV<30°.
    Type: Grant
    Filed: May 6, 2020
    Date of Patent: December 19, 2023
    Assignee: Zhejiang Sunny Optical Co., Ltd
    Inventors: Lin Huang, Xin Zhou
  • Patent number: 11835686
    Abstract: The disclosure discloses an optical imaging lens, wherein the optical imaging lens sequentially from an object side to an image side along an optical axis includes, a first lens having a focal power; a second lens having a focal power, with an object side surface being a convex surface, and an image side surface being a concave surface; a third lens having a focal power; a fourth lens having a focal power; a fifth lens having a focal power, with an object side surface being a concave surface; a sixth lens having a focal power; a seventh lens having a positive focal power; and an eighth lens having a negative focal power; wherein, a total effective focal length f of the optical imaging lens and a combined focal length f34 of the third lens and the fourth lens satisfy: 0<f/f34?0.6.
    Type: Grant
    Filed: September 27, 2020
    Date of Patent: December 5, 2023
    Assignee: ZHEJIANG SUNNY OPTICAL CO., LTD.
    Inventors: Saifeng Lv, Fujian Dai, Liefeng Zhao
  • Patent number: 11796765
    Abstract: The present disclosure discloses an optical imaging system including, sequentially from an object side to an image side along an optical axis, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and a seventh lens, each of which has refractive power. Each of the first lens, the third lens and the fourth lens has positive refractive power. Half of a diagonal length ImgH on an imaging plane of the optical imaging system satisfies ImgH>5 mm. A total effective focal length f of the optical imaging system and an effective focal length f3 of the third lens satisfy 2.0<f3/f<3.0.
    Type: Grant
    Filed: September 24, 2020
    Date of Patent: October 24, 2023
    Assignee: ZHEJIANG SUNNY OPTICAL CO., LTD
    Inventors: Wenbo Huang, Lingbo He
  • Patent number: 11782242
    Abstract: Disclosed herein is an optical imaging lens assembly, sequentially includes, from an object side to an image side along an optical axis, a first lens having refractive power; a second lens having an refractive power, the image-side surface thereof is concave; a third lens having refractive power; a fourth lens having refractive power; a fifth lens having refractive power; a sixth lens having refractive power; a seventh lens having a positive refractive power, the object-side surface thereof is a convex surface; and an eighth lens having a negative refractive power, the object-side surface thereof is a concave surface; where half of a diagonal length ImgH of an effective pixel area on an image plane of the optical imaging lens assembly satisfies: ImgH?6.0 mm, and the total effective focal length f of the optical imaging lens assembly and an entrance pupil diameter EPD of the optical imaging lens assembly satisfy: f/EPD<1.8.
    Type: Grant
    Filed: September 22, 2020
    Date of Patent: October 10, 2023
    Assignee: Zhejiang Sunny Optical Co., Ltd
    Inventors: Fujian Dai, Lin Huang, Yunbing Ji, Liefeng Zhao
  • Patent number: 11768353
    Abstract: An optical imaging system includes an optical lens group including, sequentially along an optical axis from an object side to an image side, a first lens, a second lens, a third lens, and a fourth lens; a lens barrel, the optical lens group is accommodated in the lens barrel; and a plurality of spacers including at least two spacers disposed between the third lens and the fourth lens; the diameter D of the lens barrel at an end towards the object side and a maximum effective radius DT11 of an object-side surface of the first lens satisfy 2×DT11/D?0.5.
    Type: Grant
    Filed: September 21, 2020
    Date of Patent: September 26, 2023
    Assignee: ZHEJIANG SUNNY OPTICAL CO., LTD
    Inventors: Xiaofang Wang, Guijie Zhu, Biao Xu, Qi Chen, Kaiyuan Zhang, Fujian Dai, Liefeng Zhao
  • Patent number: 11733485
    Abstract: The present disclosure discloses an optical imaging lens assembly, and the optical imaging lens assembly includes, sequentially from an object side to an image side along an optical axis: a first lens having positive refractive power, and at least one subsequent lens having refractive power. An F-number Fno1 of the optical imaging lens assembly satisfies Fno1>3.5, where an object distance is finite, and an F-number Fno2 of the optical imaging lens assembly satisfies Fno2?1.0, where the object distance is infinite.
    Type: Grant
    Filed: August 26, 2020
    Date of Patent: August 22, 2023
    Assignee: Zhejiang Sunny Optical Co., Ltd
    Inventors: Saifeng Lyu, Fujian Dai, Liefeng Zhao
  • Patent number: 11733487
    Abstract: The present disclosure discloses an optical imaging lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens having positive refractive power with a convex object-side surface; a second lens having refractive power; a third lens having refractive power; a fourth lens having refractive power with a convex object-side surface and a concave image-side surface; a fifth lens having positive refractive power; and a sixth lens having negative refractive power with a convex object-side surface, wherein a distance TTL along the optical axis from the object-side surface of the first lens to an imaging plane of the optical imaging lens assembly, half of a diagonal length ImgH of an effective pixel area on the imaging plane, and half of a maximal field-of-view Semi-FOV of the optical imaging lens assembly satisfy TTL/ImgH<1.6, and 4.5 mm<f*tan(Semi-FOV)<7 mm.
    Type: Grant
    Filed: July 30, 2020
    Date of Patent: August 22, 2023
    Assignee: ZHEJIANG SUNNY OPTICAL CO., LTD.
    Inventors: Jiaying Zhang, Fujian Dai, Liefeng Zhao
  • Patent number: 11733484
    Abstract: The present disclosure provides an optical imaging lens assembly and an electronic device. The optical imaging lens assembly includes, sequentially from an object side to an image side along an optical axis, a window member; a first lens having a positive refractive power, and an object-side surface of the first lens being a convex surface; a second lens having a negative refractive power; and at least one subsequent lens having a refractive power, wherein an entrance pupil diameter EPD of the optical imaging lens assembly and half of an effective aperture DTg of the window member at an object-side surface thereof satisfy: EPD/DTg>1.6, which makes the optical imaging lens assembly have the characteristics of high resolution and miniaturization. When the optical imaging lens assembly is installed on an electronic device, it can minimize the impact on the full-screen display.
    Type: Grant
    Filed: June 18, 2020
    Date of Patent: August 22, 2023
    Assignee: Zhejiang Sunny Optical Co., Ltd
    Inventors: Mengna Tang, Saifeng Lyu, Ling Ding, Fujian Dai, Liefeng Zhao
  • Patent number: 11719913
    Abstract: The present disclosure discloses an optical imaging system including, sequentially from an object side to an image side along an optical axis, a first lens having refractive power with a convex object-side surface; a second lens having positive refractive power; a third lens having refractive power; a fourth lens having refractive power; a fifth lens having refractive power; a sixth lens having positive refractive power with a convex image-side surface; and a seventh lens having negative refractive power. An effective focal length f of the optical imaging system and a maximum field-of-view FOV of the optical imaging system satisfy f*tan(FOV/2)>4.0 mm. The effective focal length f of the optical imaging system and a radius of curvature R9 of an object-side surface of the fifth lens satisfy 0<f/R9<1.0.
    Type: Grant
    Filed: August 11, 2020
    Date of Patent: August 8, 2023
    Assignee: ZHEJIANG SUNNY OPTICAL CO., LTD.
    Inventors: Saifeng Lyu, Mengna Tang, Fujian Dai, Liefeng Zhao
  • Patent number: 11719912
    Abstract: The present disclosure discloses an optical imaging system including, sequentially from an object side to an image side along an optical axis, a first lens having a negative refractive power, and an image-side surface thereof being concave; a second lens having a refractive power; a third lens having a positive refractive power, and an object-side surface thereof being convex and an image-side surface thereof being convex; a fourth lens having a negative refractive power; a fifth lens having a refractive power, and an image-side surface thereof being convex; and a sixth lens having a refractive power, wherein half of a maximum field-of-view Semi-FOV of the optical imaging system satisfies Semi-FOV>60°; and a maximum effective radius DT12 of the image-side surface of the first lens and a maximum effective radius DT62 of an image-side surface of the sixth lens satisfy 0.5<DT12/DT62<1.
    Type: Grant
    Filed: June 30, 2020
    Date of Patent: August 8, 2023
    Assignee: Zhejiang Sunny Optical Co., Ltd
    Inventors: Litong Song, Fujian Dai, Liefeng Zhao
  • Patent number: 11714266
    Abstract: The disclosure discloses a projection lens, which sequentially includes a first lens, a second lens and a third lens from an image source side to an imaging side along an optical axis. The first lens has a positive refractive power, and a surface near the image source side thereof is a convex surface. The second lens has a positive refractive power or negative refractive power. The third lens has a positive refractive power is a meniscus lens of which a surface near the imaging side is a convex surface. An image source height ImgH of the projection lens and a total effective focal length f of the projection lens meet ImgH/f<0.2.
    Type: Grant
    Filed: November 8, 2018
    Date of Patent: August 1, 2023
    Assignee: ZHEJIANG SUNNY OPTICAL, CO., LTD
    Inventors: Xinquan Wang, Lin Huang
  • Patent number: 11698514
    Abstract: The present disclosure discloses an imaging lens assembly. Sequentially from an object side to an image side along an optical axis, the imaging lens assembly includes a first lens having a positive refractive power; a second lens having a negative refractive power, and both an object-side surface and an image-side surface thereof being concave surfaces; a third lens having a positive refractive power, and an image-side surface thereof being a convex surface; a fourth lens having a negative refractive power, and an object-side surface thereof being a concave surface; a fifth lens having a refractive power; and a sixth lens having a refractive power. A total effective focal length f of the imaging lens assembly and half of a diagonal length ImgH of an effective pixel area on an imaging plane of the imaging lens assembly satisfy 2.0?f/ImgH?3.0.
    Type: Grant
    Filed: March 30, 2020
    Date of Patent: July 11, 2023
    Assignee: Zhejiang Sunny Optical Co., Ltd
    Inventors: Jianke Wenren, Yuhao Wang
  • Patent number: 11693214
    Abstract: The present disclosure discloses an imaging lens assembly. The imaging lens assembly includes, sequentially from an object side to an image side of the imaging lens assembly, a first lens having a positive refractive power and a convex object-side surface; a second lens having a negative refractive power and a concave image-side surface; and at least one subsequent lens. At least one of the first lens, the second lens, or the at least one subsequent lens is a glass aspheric lens. A transmittance T1 of the imaging lens assembly corresponding to a wave band 650 nm satisfies: T1>85%, a transmittance T2 of the imaging lens assembly corresponding to a wave band 490 nm satisfies: T2>88%, and a transmittance T3 of the imaging lens assembly corresponding to a wave band 430 nm satisfies: T3>75%.
    Type: Grant
    Filed: February 12, 2019
    Date of Patent: July 4, 2023
    Assignee: ZHEJIANG SUNNY OPTICAL CO., LTD
    Inventors: Ming Li, Jianke Wenren
  • Patent number: 11693216
    Abstract: The disclosure provides an optical imaging lens, which sequentially includes, from an object side to an image side: a first lens with positive focal power; a second lens with negative focal power; a third lens with positive focal power; a fourth lens with focal power; a fifth lens with focal power; a sixth lens with focal power, an object-side surface of which is a convex surface and an image-side surface of which is a concave surface; and a seventh lens with negative focal power, an image-side surface of which is a concave surface. An Entrance Pupil Diameter (EPD) of the optical imaging lens and an effective focal length f of the optical imaging lens meet 1.4<f/EPD<1.98, an air space T23 between the second lens and the third lens on an optical axis and an air space T34 between the third lens and the fourth lens on the optical axis meet 0.1<T23/T34<0.3.
    Type: Grant
    Filed: July 16, 2020
    Date of Patent: July 4, 2023
    Assignee: ZHEJIANG SUNNY OPTICAL, CO., LTD
    Inventors: Meng Yang, Fujian Dai, Liefeng Zhao
  • Patent number: 11693217
    Abstract: The present disclosure discloses an optical imaging lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens having positive refractive power; a second lens having refractive power; a third lens having positive refractive power with a concave object-side surface and a convex image-side surface; a fourth lens having positive refractive power with a concave object-side surface and a convex image-side surface; and a fifth lens having refractive power. Half of a maximal field-of-view Semi-FOV of the optical imaging lens assembly satisfies: Semi-FOV>48°.
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: July 4, 2023
    Assignee: ZHEJIANG SUNNY OPTICAL CO., LTD
    Inventors: Yabin Hu, Fujian Dai, Liefeng Zhao
  • Patent number: RE49789
    Abstract: The present disclosure discloses an optical imaging lens assembly. The optical imaging lens assembly includes, sequentially from an object side to an image side along an optical axis, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens. The first lens has a positive refractive power and a convex object-side surface. The second lens has a negative refractive power. The third lens has a positive refractive power. Each of the fourth lens and the fifth lens has a positive refractive power or a negative refractive power. The sixth lens has a positive refractive power. The seventh lens has a negative refractive power, a concave object-side surface and a concave image-side surface. A combined focal length f12 of the first and second lenses and a combined focal length f34 of the third and fourth lenses satisfy:|f12/f34|?0.3.
    Type: Grant
    Filed: January 10, 2022
    Date of Patent: January 2, 2024
    Assignee: Zhejiang Sunny Optical Co., Ltd
    Inventors: Biao Xu, Kaiyuan Zhang, Jianke Wenren