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Patent Searching and Data


Title:
IMAGING LENS, IMAGE CAPTURE APPARATUS, ELECTRONIC APPARATUS AND DRIVING APPARATUS
Document Type and Number:
WIPO Patent Application WO/2021/142621
Kind Code:
A1
Abstract:
An imaging lens (100), an image capture apparatus (200), an electronic apparatus (400) and a driving apparatus (300), the imaging lens (100) comprising, in sequence along an optical axis from an object side to an image side: a first lens (L1) having a negative refractive power; a second lens (L2) having a positive refractive power; a third lens (L3) having a negative refractive power; a fourth lens (L4) having refractive power, an object-side face (S7) and an image-side face (S8) of the fourth lens (L4) both being convex; a fifth lens (L5) having refractive power, an object-side surface (S9) and an image-side surface (S10) of the fifth lens (L5) both being concave; a sixth lens (L6) having a positive refractive power; a seventh lens (L7) having refractive power, an image-side surface (S14) of the seventh lens (L7) being convex; and a diaphragm (STO), disposed at an object side of the fourth lens (L4). The imaging lens (100) can take into account miniaturization while having high resolution, is relatively low-cost, and is suited for large-scale production.

Inventors:
TSAI HSIUNG-YU (CN)
LAN BINLI (CN)
ZHOU RUI (CN)
Application Number:
PCT/CN2020/072029
Publication Date:
July 22, 2021
Filing Date:
January 14, 2020
Export Citation:
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Assignee:
TIANJIN OFILM OPTO ELECTRONICS CO LTD (CN)
International Classes:
G02B13/00; G02B9/64
Foreign References:
CN107728290A2018-02-23
CN107462977A2017-12-12
US20190179124A12019-06-13
US20180074298A12018-03-15
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (CN)
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