Title:
LENS BARREL AND IMAGING DEVICE
Document Type and Number:
WIPO Patent Application WO/2024/085135
Kind Code:
A1
Abstract:
This lens barrel comprises: a moving part which has a first protrusion; a driving part which moves the moving part straight in an optical axis direction; a first tube which has a first cam groove that engages with the first protrusion, and a second cam groove; and a fist lens holding frame which has a second protrusion that engages with the second cam groove, and holds the first lens. The first tube rotates by the movement of the moving part in the optical axis direction, and the first lens holding frame moves in the optical axis direction by the rotation of the first tube.
Inventors:
HAGIWARA KOSUKE (JP)
HAMASAKI TAKUJI (JP)
TAKAHASHI NOBUAKI (JP)
HAMASAKI TAKUJI (JP)
TAKAHASHI NOBUAKI (JP)
Application Number:
PCT/JP2023/037495
Publication Date:
April 25, 2024
Filing Date:
October 17, 2023
Export Citation:
Assignee:
NIKON CORP (JP)
International Classes:
G02B7/04
Foreign References:
| JP2020177064A | 2020-10-29 | |||
| JP2017167511A | 2017-09-21 | |||
| JP2001264613A | 2001-09-26 | |||
| JP2009169160A | 2009-07-30 | |||
| JP2021051181A | 2021-04-01 |
Attorney, Agent or Firm:
KATAYAMA, Shuhei (JP)
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