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公开(公告)号：US12019215B2
公开(公告)日：2024-06-25
申请号：US17152818
申请日：2021-01-20
发明人： Xiaofang Wang , Kaiyuan Zhang , Fujian Dai , Liefeng Zhao
CPC分类号： G02B13/0045 , G02B9/64 , G02B27/0025
摘要： The disclosure provides an optical imaging system, sequentially including a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens and an eighth lens from an object side to an image side along an optical axis, wherein an image-side surface of the seventh lens is a concave surface; the optical imaging system meets the following conditional expressions: TTL/ImgH 6 mm and 0
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公开(公告)号：US11953655B2
公开(公告)日：2024-04-09
申请号：US17021420
申请日：2020-09-15
发明人： Lin Huang , Yunbing Ji
CPC分类号： G02B13/0045 , G02B9/64 , G02B27/0025
摘要： 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 having reactive power. The first lens has positive refractive power, and the first lens is a glass lens; an object-side surface of the second lens is a convex surface, and an image-side surface of the second lens is a concave surface; and each of the fourth lens and the fifth lens has negative refractive power. An aperture value Fno of the optical imaging system satisfies Fno
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公开(公告)号：US11940600B2
公开(公告)日：2024-03-26
申请号：US17010206
申请日：2020-09-02
发明人： Biao Xu , Kaiyuan Zhang
CPC分类号： G02B13/0045 , G02B9/64 , G02B13/06
摘要： The present disclosure discloses a camera 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, a sixth lens and a seventh lens. The first lens has negative refractive power; the second lens has positive refractive power, and an image-side surface thereof is a concave surface; the third lens has positive refractive power, and an image-side surface thereof is a convex surface; the fourth lens has refractive power; the fifth lens has refractive power; the sixth lens has positive refractive power; and the seventh lens has negative refractive power. And an effective focal length f2 of the second lens and a total effective focal length f of the camera lens assembly satisfy 2
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64.发明授权公开(公告)号：US11874439B2
公开(公告)日：2024-01-16
申请号：US17037725
申请日：2020-09-30
发明人： Wenbo Huang , Lingbo He , Fujian Dai , Liefeng Zhao
CPC分类号： G02B13/0045 , G02B9/64
摘要： 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°.
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公开(公告)号：US11867880B2
公开(公告)日：2024-01-09
申请号：US17038199
申请日：2020-09-30
发明人： Xiaofang Wang , Biao Xu , Kaiyuan Zhang , Fujian Dai , Liefeng Zhao
CPC分类号： G02B13/0045 , G02B9/64 , G02B27/0025
摘要： 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
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公开(公告)号：US11835686B2
公开(公告)日：2023-12-05
申请号：US17033889
申请日：2020-09-27
发明人： Saifeng Lv , Fujian Dai , Liefeng Zhao
CPC分类号： G02B13/0045 , G02B9/64 , G02B27/0025
摘要： 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
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公开(公告)号：US11789238B2
公开(公告)日：2023-10-17
申请号：US16854401
申请日：2020-04-21
发明人： Xiaoting Geng , Jia Lu , Lin Huang , Fujian Dai , Liefeng Zhao
CPC分类号： G02B13/0045 , G02B9/64 , G02B13/06
摘要： Provided is an electronic imaging apparatus including a first and a second image-picking apparatus located on the same side of the electronic imaging apparatus. The first image-picking apparatus includes a first lens system which sequentially includes a first to a seventh lens along its optical axis, the first lens thereof has a positive refractive power, the second lens thereof has a negative refractive power. The second image-picking apparatus includes a second lens system which sequentially includes a first to a seventh lens along its optical axis, where the object-side surface of the first lens is concave and the image-side surface of the first lens is convex, the third lens has a positive refractive power, the fourth lens has negative refractive power, and the fifth lens has a positive refractive power. Half of a maximal field-of-view Semi-FOVT of the first and second lens system Semi-FOVT and Semi-FOVW satisfy 35°
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公开(公告)号：US11782242B2
公开(公告)日：2023-10-10
申请号：US17028507
申请日：2020-09-22
发明人： Fujian Dai , Lin Huang , Yunbing Ji , Liefeng Zhao
CPC分类号： G02B13/0045 , G02B9/64
摘要： 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
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公开(公告)号：US11709349B2
公开(公告)日：2023-07-25
申请号：US16864416
申请日：2020-05-01
CPC分类号： G02B13/02 , G02B9/62 , G02B13/0045
摘要： 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; the second lens has a negative refractive power; the third lens has a negative refractive power; the fourth lens has a refractive power, and an image-side surface thereof is a convex surface; the fifth lens has a negative refractive power, and an object-side surface thereof is a concave surface; and the sixth lens has a refractive power, and an object-side surface thereof is a concave surface. Here, an effective focal length f3 of the third lens and an effective focal length f of the optical imaging lens assembly satisfy −3
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公开(公告)号：US11709340B2
公开(公告)日：2023-07-25
申请号：US16925317
申请日：2020-07-09
发明人： Long Li , Xiaoting Geng , Dawei Tang , Fujian Dai , Liefeng Zhao
CPC分类号： G02B13/0045 , G02B9/64
摘要： The present disclosure discloses an optical imaging lens assembly including a first lens; a second lens with a convex object-side surface and a concave image-side surface; a third lens having a positive refractive power with a convex object-side surface; a fourth lens having a negative refractive power with a concave object-side surface; a fifth lens; a sixth lens with a convex object-side surface and a concave image-side surface, and at least one of the object-side surface and the image-side surface thereof having an inflection point; and a seventh lens having a refractive power with a convex object-side surface and a concave image-side surface, and at least one of the object-side surface and the image-side surface thereof having an inflection point, wherein a total effective focal length f and a radius of curvature R11 of the object-side surface of the sixth lens satisfy 1.00
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