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Patent Searching and Data


Title:
PHOTOGRAPHING OPTICAL LENS
Document Type and Number:
WIPO Patent Application WO/2022/052274
Kind Code:
A1
Abstract:
A photographing optical lens (10), comprising nine lenses in total. From the object side to the image side, the nine lenses are sequentially a first lens (L1), a second lens (L2) having positive refractive power, 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 focal length of the photographing optical lens (10) is f; the focal length of the first lens (L1) is f1; the on-axis thickness of the third lens (L3) is d5; the on-axis distance from the image side surface of the third lens (L3) to the object side surface of the fourth lens (L4) is d6; the following relations are satisfied: 4.00≤f1/f≤7.00, and 3.00≤d5/d6≤12.00.

Inventors:
ZHAO XIANYU (CN)
Application Number:
PCT/CN2020/125867
Publication Date:
March 17, 2022
Filing Date:
November 02, 2020
Export Citation:
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Assignee:
AAC OPTICS SHENZHEN CO LTD (CN)
International Classes:
G02B13/18; G02B13/00
Foreign References:
CN111538133A2020-08-14
CN209343033U2019-09-03
CN209928119U2020-01-10
CN111610615A2020-09-01
CN111427134A2020-07-17
JP2006072188A2006-03-16
Attorney, Agent or Firm:
SHENZHEN ZICHEN INTELLECTUAL PROPERTY AGENCY LIMITED (CN)
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