Title:
OPTICAL IMAGING LENS
Document Type and Number:
WIPO Patent Application WO/2019/007030
Kind Code:
A1
Abstract:
An optical imaging lens, comprising sequentially along an optical axis from an object side to an image side: a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens and an eighth lens, wherein the first lens, the second lens, the fifth lens, the seventh lens, and the eighth lens can respectively have a positive or negative focal power. The combined focal power of the third lens and the fourth lens is a positive focal power. The sixth lens can have a positive focal power. The effective focal length f of the optical imaging lens and the combined focal length f34 of the third lens and the fourth lens satisfy 0.5 ≤ f / f34 < 1.0.
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Inventors:
WENREN JIANKE (CN)
Application Number:
PCT/CN2018/072776
Publication Date:
January 10, 2019
Filing Date:
January 16, 2018
Export Citation:
Assignee:
ZHEJIANG SUNNY OPTICAL CO LTD (CN)
International Classes:
G02B13/00
Foreign References:
| CN107085285A | 2017-08-22 | |||
| CN106338815A | 2017-01-18 | |||
| CN205229553U | 2016-05-11 | |||
| JP6037221B2 | 2016-12-07 | |||
| CN204314534U | 2015-05-06 | |||
| CN101762864A | 2010-06-30 |
Attorney, Agent or Firm:
INSIGHT INTELLECTUAL PROPERTY LIMITED (CN)
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