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    • 3. 发明授权
    • Camera optical lens
    • US11586017B2
    • 2023-02-21
    • US16854934
    • 2020-04-22
    • AAC Optics Solutions Pte. Ltd.
    • Chiacheng Lin
    • G02B13/00G02B9/64
    • Provided is a camera optical lens, which includes, from an object side to an image side: a first lens having a positive refractive power; a second lens having a negative refractive power; a third lens having a positive refractive power; a fourth lens having a negative refractive power; a fifth lens having a negative refractive power; a sixth lens having a negative refractive power; a seventh lens having a positive refractive power; and an eighth lens having a negative refractive power. The camera optical lens satisfies following conditions: 2.00≤f1/f≤3.40; f2≤0.00; and 1.55≤n6≤1.70, where f denotes a focal length of the camera optical lens; f1 denotes a focal length of the first lens; f2 denotes a focal length of the second lens; and n6 denotes a refractive index of the sixth lens. The present disclosure can achieve high optical performance while achieving ultra-thin, wide-angle lenses having a big aperture.
    • 8. 发明授权
    • Camera optical lens
    • US11487083B2
    • 2022-11-01
    • US16986197
    • 2020-08-05
    • AAC Optics Solutions Pte. Ltd.
    • Zhanli GuoWen Sun
    • G02B9/60G02B13/00H04N5/225G02B3/04
    • Provided is a camera optical lens including, sequentially from an object side to an image side, first to fifth lenses. The camera optical lens satisfies: −8.00≤(f1+f3+f5)/f≤−6.00; 1.00≤(R7+R8)/(R7−R8)≤3.00; R5/d5≤−15.00; 10.00≤d7/d8≤13.02; and 0.80≤f4/f≤1.50, where f denotes a focal length of the camera optical lens; f1, f3, f4 and f5 denote focal lengths of the first, third, fourth and fifth lenses, respectively; R5 denotes a curvature radius of an object side surface of the third lens; R7 and R8 denote curvature radiuses of object side and image side surfaces of the fourth lens, respectively; d5 and d7 denote on-axis thicknesses of the third and fourth lenses, respectively; and d8 denotes an on-axis distance from the image side surface of the fourth lens to an object side surface of the fifth lens. The camera optical lens can achieve high optical performance while satisfying design requirements for ultra-thin, wide-angle lenses having large apertures.