Title:
CAMERA OPTICAL LENS
Document Type and Number:
WIPO Patent Application WO/2021/253515
Kind Code:
A1
Abstract:
The present invention relates to the field of optical lenses, and disclosed is a camera optical lens, comprising seven lenses from an object side to an image side in sequence: a first lens with positive refractive power, a second lens with negative refractive power, a third lens with negative refractive power, a fourth lens with positive refractive power, a fifth lens with negative refractive power, a sixth lens with positive refractive power, and a seventh lens with negative refractive power; the following relational expressions are satisfied: 8.00≤d1/d2≤16.00; 0.40≤(d2+d6)/d4≤0.70; and 0.50≤R2/R3≤1.20. The camera optical lens has good optical performance, and satisfies large-aperture, wide-angle and ultra-thin design requirements.
Inventors:
TERANISHI TAKAAKI (JP)
ZHANG LEI (CN)
CUI YUANSHAN (CN)
ZHANG LEI (CN)
CUI YUANSHAN (CN)
Application Number:
PCT/CN2020/100346
Publication Date:
December 23, 2021
Filing Date:
July 06, 2020
Export Citation:
Assignee:
AAC OPTICS CHANGZHOU CO LTD (CN)
International Classes:
G02B13/00; G02B13/06; G02B13/18
Foreign References:
| CN110673308A | 2020-01-10 | |||
| CN110716287A | 2020-01-21 | |||
| CN110764229A | 2020-02-07 | |||
| CN108490582A | 2018-09-04 |
Attorney, Agent or Firm:
SHENZHEN ZICHEN INTELLECTUAL PROPERTY AGENCY LIMITED (CN)
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