Title:
撮像レンズおよび撮像レンズを備えた撮像装置
Document Type and Number:
Japanese Patent JP6416070
Kind Code:
B2
Abstract:
An imaging lens consists of three lenses of, in order from an object side, a first lens having a biconcave shape, and an object-side surface of which is aspherical, a second lens having negative refractive power and a third lens having positive refractive power with a convex surface facing an image side. The absolute value of a curvature radius of an image-side surface of the third lens is less than the absolute value of a curvature radius of an object-side surface of the third lens.
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| JPH05134171 | ENDOSCOPE OBJECTIVE LENS |
| WO/2021/031284 | PHOTOGRAPHING OPTICAL LENS |
| JPS5986018 | OBJECTIVE FOR REPRODUCTION OF VIDEO DISK OR THE LIKE |
Inventors:
Iwasakizaki Tatsuro
Rinsei Cho
Rinsei Cho
Application Number:
JP2015189770A
Publication Date:
October 31, 2018
Filing Date:
September 28, 2015
Export Citation:
Assignee:
FUJIFILM Corporation
International Classes:
G02B9/12; G02B9/16; G06V10/147
Domestic Patent References:
| JP2017049531A | ||||
| JP4051108A | ||||
| JP2004226997A | ||||
| JP61162021A | ||||
| JP2008134540A | ||||
| JP2007309971A |
Foreign References:
| WO2013172395A1 | ||||
| US20170068087 | ||||
| US20040114255 | ||||
| EP2851727A1 | ||||
| US4867546 | ||||
| US20140016212 |
Attorney, Agent or Firm:
Patent Service Corporation Taiyo International Patent Office