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Patent Searching and Data


Title:
CAMERA OPTICAL LENS
Document Type and Number:
WIPO Patent Application WO/2021/134287
Kind Code:
A1
Abstract:
Disclosed a camera optical lens (10), which has a good optical performance and meets the requirements of a large aperture, a wide angle and ultra-thinness. The camera optical lens sequentially contains, from an object side to an image side: a first lens (L1), a second lens (L2), a third lens (L3), a fourth lens (L4), a fifth lens (L5), and a sixth lens (L6), wherein at least one of the first lens (L1) to the sixth lens (L6) includes a free-form surface, the overall focal length of the camera optical lens (10) is f, the focal length of the third lens (L3) is f3, the on-axis distance from the image side surface of the first lens (L1) to the object side surface of the second lens (L2) is d2, and the on-axis distance from the image side surface of the second lens (L2) to the object side surface of the third lens (L3) is d4, which satisfy the following relational expressions: -8.00 ≤ f3/f ≤ -3.00; and 0.00 ≤ d2/d4 ≤ 4.00.

Inventors:
SUN WEN (CN)
Application Number:
PCT/CN2019/130084
Publication Date:
July 08, 2021
Filing Date:
December 30, 2019
Export Citation:
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Assignee:
AAC OPTICS CHANGZHOU CO LTD (CN)
International Classes:
G02B9/62; G02B13/18
Foreign References:
CN105301738A2016-02-03
CN102621664A2012-08-01
US20160306141A12016-10-20
CN109870786A2019-06-11
CN108363165A2018-08-03
CN108227144A2018-06-29
Attorney, Agent or Firm:
HENSEN INTELLECTUAL PROPERTY FIRM (CN)
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