Title:
ZOOM LENS AND IMAGING DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/200207
Kind Code:
A1
Abstract:
A zoom lens according to the present disclosure is composed of, in order from an object side to an image surface side, a first lens group having a positive refractive power, a second lens group having a negative refractive power, a third lens group having a positive refractive power, a fourth lens group having a negative refractive power, and a subsequent group having at least one lens group, wherein: when zooming from a wide-angle end to a telephoto end, at least the first lens group and the third lens group move to the object side; and the following conditional expressions are satisfied. (1) 0.23
Inventors:
YAMASAKI TAKASHI (JP)
Application Number:
PCT/JP2021/011053
Publication Date:
October 07, 2021
Filing Date:
March 18, 2021
Export Citation:
Assignee:
SONY GROUP CORP (JP)
International Classes:
G02B15/20
Foreign References:
JP2001350093A | 2001-12-21 | |||
JP2006047348A | 2006-02-16 | |||
JP2006234892A | 2006-09-07 | |||
JP2013101316A | 2013-05-23 | |||
JP2014044246A | 2014-03-13 | |||
JP2014228734A | 2014-12-08 | |||
JP2019158961A | 2019-09-19 | |||
JP2020086305A | 2020-06-04 |
Attorney, Agent or Firm:
TSUBASA PATENT PROFESSIONAL CORPORATION (JP)
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