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Title:
LENS BARREL AND IMAGING DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/201702
Kind Code:
A1
Abstract:
In order to provide a lens barrel having good optical performance, this lens barrel comprises: a lens holding frame (30) that holds a lens; a guide shaft (22) that guides the lens holding frame in an optical axis direction; a plurality of abutting parts (311, 351) that are supported by the lens holding frame (30) and abut on the guide shaft (22); and a biasing mechanism (353) that biases the lens holding frame (30) to the guide shaft (22) such that the plurality of abutting parts (311, 351) are pressed against the guide shaft (22).

Inventors:
KITANO KENICHI (JP)
HAMASAKI TAKUJI (JP)
Application Number:
PCT/JP2021/047843
Publication Date:
September 29, 2022
Filing Date:
December 23, 2021
Export Citation:
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Assignee:
NIKON CORP (JP)
International Classes:
G02B7/04; G02B7/02; H04N5/225
Domestic Patent References:
WO2011010470A12011-01-27
WO2006035581A12006-04-06
Foreign References:
JP2012078717A2012-04-19
JP2007232889A2007-09-13
JPH0749443A1995-02-21
JP2018200367A2018-12-20
JP2014202908A2014-10-27
JP2021135428A2021-09-13
JP2021131460A2021-09-09
Attorney, Agent or Firm:
KATAYAMA, Shuhei (JP)
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