Title:
レンズ鏡筒
Document Type and Number:
Japanese Patent JP7371471
Kind Code:
B2
Abstract:
To provide a lens barrel which prevents backlash.SOLUTION: A lens barrel 1 includes: a first cylinder 3 having a linear motion groove 31; and a second cylinder 4 having an engaging member 5 engaged with the linear motion groove 31 and movable in an optical axis OA direction with respect to the first cylinder 3. In addition, the engaging member 5 includes: a first member 52 held by the second cylinder 4; a second member 51 movable to the first member 52; and an elastic member 54 disposed between the first member 52 and the second member. 51.SELECTED DRAWING: Figure 3
Inventors:
Sho Tamaki
Kunihiro Fukino
Eiji Matsukawa
Satoshi Yamaguchi
Akimitsu Ebihara
Kunihiro Fukino
Eiji Matsukawa
Satoshi Yamaguchi
Akimitsu Ebihara
Application Number:
JP2019222851A
Publication Date:
October 31, 2023
Filing Date:
December 10, 2019
Export Citation:
Assignee:
NIKON CORPORATION
International Classes:
G02B7/04
Domestic Patent References:
| JP2015118344A | ||||
| JP2002318337A | ||||
| JP8050224A |
Attorney, Agent or Firm:
Ryuta Kato
Kumiko Motoki
Kumiko Motoki