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Patent Searching and Data


Title:
OPTICAL IMAGING LENS
Document Type and Number:
WIPO Patent Application WO/2019/210738
Kind Code:
A1
Abstract:
Disclosed is an optical imaging lens, successively comprising, from an object side to an image side, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens. The first lens has positive focal power; the second lens 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 has focal power; the fourth lens has focal power; the fifth lens has positive focal power, and an image side surface thereof is a convex surface; the sixth lens has negative focal power, and an object side surface thereof is a concave surface while an image side surface thereof is a concave surface; an effective focal length f of the optical imaging lens, an effective focal length f3 of the third lens, and an effective focal length f4 of the fourth lens meet |f/f3|+|f/f4|≤0.3. The optical imaging lens of the present application has an ultra-large optical image surface, can be applied to a 1/2.3-inch chip, and has an ultra-large aperture.

Inventors:
WENREN, Jianke (No. 66-68 Shunyu Road, Yuyao Ningbo City, Zhejiang 0, 315400, CN)
Application Number:
CN2019/077287
Publication Date:
November 07, 2019
Filing Date:
March 07, 2019
Export Citation:
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Assignee:
ZHEJIANG SUNNY OPTICAL CO., LTD (No. 66-68 Shunyu Road, Yuyao Ningbo City, Zhejiang 0, 315400, CN)
International Classes:
G02B13/00
Foreign References:
CN108319003A2018-07-24
CN108761716A2018-11-06
CN202330846U2012-07-11
CN106556919A2017-04-05
CN104950422A2015-09-30
CN107861218A2018-03-30
TW201113553A2011-04-16
JP2013178483A2013-09-09
Attorney, Agent or Firm:
INSIGHT INTELLECTUAL PROPERTY LIMITED (19 A, Tower A InDo Building,No. 48A Zhichun Road, Haidian District, Beijing 8, 100098, CN)
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