Title:
OPTICAL LENS AND IMAGING DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/248877
Kind Code:
A1
Abstract:
Disclosed are an optical lens, and an imaging device comprising the optical lens. The optical lens comprises: a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and a seventh lens in sequence from an object side to an image side along an optical axis, wherein the first lens may have a negative optical power, and has a convex object-side face and a concave image-side face; the second lens may have a negative optical power, and has a concave image-side face; the third lens may have a negative optical power; the fourth lens may have a positive optical power, and has a convex object-side face; the fifth lens may have a positive optical power, and has an object-side face and an image-side face that are both convex; the sixth lens may have a negative optical power, and has an object-side face and an image-side face that are both concave; and the seventh lens may have a positive optical power, and has a convex object-side face. The optical lens has at least one of the beneficial effects of a high resolution, miniaturization, a small front-end aperture, a good temperature performance, a huge field-of-view angle, etc.
Inventors:
LUAN XIAOYU (CN)
YAO BO (CN)
WANG DONGFANG (CN)
XIE QIANSEN (CN)
YAO BO (CN)
WANG DONGFANG (CN)
XIE QIANSEN (CN)
Application Number:
PCT/CN2020/094046
Publication Date:
December 17, 2020
Filing Date:
June 03, 2020
Export Citation:
Assignee:
NINGBO SUNNY AUTOMOTIVE OPTECH CO LTD (CN)
International Classes:
G02B13/06; G02B13/18
Foreign References:
| CN102388331A | 2012-03-21 | |||
| CN108761743A | 2018-11-06 | |||
| CN103676093A | 2014-03-26 | |||
| JP2018087932A | 2018-06-07 | |||
| US20180067333A1 | 2018-03-08 |
Attorney, Agent or Firm:
SEA INTELLECTUAL PROPERTY LAW FIRM (CN)
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