Title:
PHOTOGRAPHING OPTICAL LENS
Document Type and Number:
WIPO Patent Application WO/2022/047984
Kind Code:
A1
Abstract:
A photographing optical lens (10). The photographing optical lens (10) comprises five lenses, the five lenses sequentially comprising, from an object side to an image side: a first lens (L1) having positive refractive power, a second lens (L2) having negative refractive power, a third lens (L3) having positive refractive power, a fourth lens (L4) having positive refractive power, and a fifth lens (L5) having negative refractive power; and the following relational expressions are satisfied: 0.85≤f1/f≤1.10; -3.00≤f2/f≤-1.50; -50.00≤(R5+R6)/(R5-R6)≤-5.00; 1.50≤R7/R8≤3.50; and 0.70≤d7/d8≤1.20. The photographing optical lens (10) has good optical properties, and satisfies the design requirements of wide angle and ultra-thinness.
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Inventors:
FAN XUESHUANG (CN)
Application Number:
PCT/CN2020/125705
Publication Date:
March 10, 2022
Filing Date:
October 31, 2020
Export Citation:
Assignee:
AAC OPTICS SHENZHEN CO LTD (CN)
International Classes:
G02B13/00; G02B13/06; G02B13/18
Foreign References:
| CN110908078A | 2020-03-24 | |||
| CN111474687A | 2020-07-31 | |||
| CN111487750A | 2020-08-04 | |||
| CN202494826U | 2012-10-17 | |||
| CN104635325A | 2015-05-20 | |||
| CN110531491A | 2019-12-03 | |||
| US20160259147A1 | 2016-09-08 |
Attorney, Agent or Firm:
SHENZHEN ZICHEN INTELLECTUAL PROPERTY AGENCY LIMITED (CN)
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