Title:
OPTICAL SYSTEM, IMAGE CAPTURE MODULE, AND ELECTRONIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/198561
Kind Code:
A1
Abstract:
An optical system (100), comprising a first lens (L1) with positive refractive power, the object side surface (S1) being convex and the image side surface (S2) being concave; a second lens (L2) with refractive power, the object side surface (S3) being convex and the image side surface (S4) being concave; a third lens (L3) with refractive power, the object side surface (S5) being convex; a fourth lens (L4) with refractive power, the object side surface (S7) being concave; a fifth lens with refractive power (L5); a sixth lens (L6) with positive refractive power, the object side surface (S11) being convex and the image side surface (S12) being convex; and a seventh lens (L7) with negative refractive power, the object side surface (S13) being convex and the image side surface (S14) being concave. The optical system (100) meets the following requirements: 5.1 mm ≤ f*tan (HFOV) ≤ 5.3 mm.
Inventors:
XU BIAO (CN)
LI MING (CN)
LI MING (CN)
Application Number:
PCT/CN2021/082982
Publication Date:
September 29, 2022
Filing Date:
March 25, 2021
Export Citation:
Assignee:
OFILM GROUP CO LTD (CN)
JIANGXI JINGCHAO OPTICAL CO LTD (CN)
JIANGXI JINGCHAO OPTICAL CO LTD (CN)
International Classes:
G02B13/00
Foreign References:
| CN112327458A | 2021-02-05 | |||
| CN212540837U | 2021-02-12 | |||
| CN212160213U | 2020-12-15 | |||
| CN109073862A | 2018-12-21 | |||
| CN110361836A | 2019-10-22 | |||
| CN107664824A | 2018-02-06 | |||
| JP2016138952A | 2016-08-04 |
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (CN)
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