Title:
レンズ鏡筒および光学機器
Document Type and Number:
Japanese Patent JP7106281
Kind Code:
B2
Abstract:
A lens barrel includes a first guide barrel configured to guide linear movements of a first lens and a second lens in an optical axis direction, a first cam barrel rotatable around an optical axis relative to the first guide barrel and including a first cam configured to move the first lens in the optical axis direction by a rotation of the first cam barrel, and a second cam barrel rotatable around the optical axis relative to the first guide barrel by the rotation of the first cam barrel, and including a second cam configured to move the second lens in the optical axis direction by a rotation of a second cam barrel.
Inventors:
Taiki Ito
Application Number:
JP2018013859A
Publication Date:
July 26, 2022
Filing Date:
January 30, 2018
Export Citation:
Assignee:
Canon Inc
International Classes:
G02B7/04
Domestic Patent References:
| JP2003098417A | ||||
| JP2017097243A | ||||
| JP2007188007A |
Attorney, Agent or Firm:
Ryosuke Fujimoto
Atsuya Mizumoto
Tomoya Hirayama
Atsuya Mizumoto
Tomoya Hirayama