Title:
IMAGE-CAPTURE OPTICAL LENS
Document Type and Number:
WIPO Patent Application WO/2022/052273
Kind Code:
A1
Abstract:
Provided is an image-capture optical lens (10, 20, 30), the image-capture optical lens (10, 20, 30) containing a total of nine lenses, the nine lenses being, in order from the object side to the image side: a first lens (L1), a second lens (L2), a third lens (L3), a fourth lens (L4), a fifth lens (L5), a sixth lens (L6), a seventh lens (L7), an eighth lens (L8), and a ninth lens (L9); the second lens (L2) has a negative refractive power; the focal length of the Image-capture optical lens (10, 20, 30) is f, the focal length of the first lens (L1) is f1, the on-axis thickness of the second lens (L2) is d3, 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; further, the following relational expressions are satisfied: 0.80 ≤ f1/f ≤ 1.80; 1.50 ≤ d3/d4 ≤ 8.00. The Image-capture optical lens (10, 20, 30) has good optical performance, and also satisfies the design requirements of large aperture and thinness.
Inventors:
TIAN GUOBING (CN)
Application Number:
PCT/CN2020/125865
Publication Date:
March 17, 2022
Filing Date:
November 02, 2020
Export Citation:
Assignee:
AAC OPTICS SHENZHEN CO LTD (CN)
International Classes:
G02B13/00; G02B13/18
Foreign References:
| CN111381350A | 2020-07-07 | |||
| CN111812818A | 2020-10-23 | |||
| CN111812812A | 2020-10-23 | |||
| CN111812813A | 2020-10-23 | |||
| CN111812815A | 2020-10-23 | |||
| US20200209594A1 | 2020-07-02 |
Attorney, Agent or Firm:
SHENZHEN ZICHEN INTELLECTUAL PROPERTY AGENCY LIMITED (CN)
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