Title:
撮影用広角レンズ
Document Type and Number:
Japanese Patent JP6538201
Kind Code:
B2
Abstract:
The present invention provides a wide-angle camera lens consisting of seven lens elements. The wide-angle camera lens successively includes: a first optical lens with negative refractive power; a second optical lens with negative refractive power; a third optical lens with negative refractive power, an image side surface of the third optical lens being a convex surface; a fourth optical lens with refractive power; a fifth optical lens with refractive power; a sixth optical lens with refractive power; and a seventh optical lens with refractive power from an object side to an image side, wherein −5.5
Inventors:
Kage Yurin
Paid construction
Paid construction
Application Number:
JP2017560126A
Publication Date:
July 03, 2019
Filing Date:
January 25, 2017
Export Citation:
Assignee:
Zhejiang Sun Yu Optical Co., Ltd.
International Classes:
G02B13/04; G02B13/18
Domestic Patent References:
JP2016038548A | ||||
JP2011075915A | ||||
JP2007164079A | ||||
JP2018522266A | ||||
JP2016095460A |
Foreign References:
US20160131874 | ||||
US20140226220 |
Attorney, Agent or Firm:
Hitoshi Shinbo