Title:
OPTICAL IMAGING CAMERA LENS
Document Type and Number:
WIPO Patent Application WO/2019/029232
Kind Code:
A1
Abstract:
An imaging camera lens, the imaging camera lens comprising, along the optical axis in sequence from the object side to the image side: a first lens (E1), a second lens (E2), a third lens (E3), a fourth lens (E4) and a fifth lens (E5). The first lens (E1) has positive focal power and an object side thereof is a convex surface; the second lens (E2) has negative focal power and an object side surface thereof is a convex surface while an image side surface thereof is a concave surface; the third lens (E3) has positive focal power or negative focal power; the fourth lens (E4) has positive focal power and an image side surface thereof is a convex surface; and the fifth lens (E5) has negative focal power and an image side surface thereof is a convex surface. The effective focus f1 of the first lens (E1) and the effective focus f2 of the second lens (E2) satisfy -0.9
Inventors:
ZHANG KAIYUAN (CN)
LI MING (CN)
HU YABIN (CN)
LI MING (CN)
HU YABIN (CN)
Application Number:
PCT/CN2018/088684
Publication Date:
February 14, 2019
Filing Date:
May 28, 2018
Export Citation:
Assignee:
ZHEJIANG SUNNY OPTICAL CO LTD (CN)
International Classes:
G02B13/00
Foreign References:
CN107219614A | 2017-09-29 | |||
CN207096550U | 2018-03-13 | |||
CN202256842U | 2012-05-30 | |||
CN106990508A | 2017-07-28 | |||
CN104375260A | 2015-02-25 | |||
US9310590B1 | 2016-04-12 |
Attorney, Agent or Firm:
INSIGHT INTELLECTUAL PROPERTY LIMITED (CN)
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