Title:
レンズ装置および撮像装置
Document Type and Number:
Japanese Patent JP6995592
Kind Code:
B2
Abstract:
A lens apparatus includes a tripod mount, a cylindrical member supported rotatably around an optical axis on the tripod mount, a roller housed in the tripod mount and including a rolling bearing and a shaft member engaged with the rolling bearing, a roller holding member configured to rotatably hold the roller, and a biasing member configured to bias the roller against the cylindrical member via the roller holding member.
Inventors:
Katsumi Omori
Application Number:
JP2017234296A
Publication Date:
January 14, 2022
Filing Date:
December 06, 2017
Export Citation:
Assignee:
Canon Inc
International Classes:
G02B7/02; G03B17/56
Domestic Patent References:
| JP2012047898A | ||||
| JP2000329994A | ||||
| JP2013125169A |
Attorney, Agent or Firm:
Ryosuke Fujimoto
Atsuya Mizumoto
Tomoya Hirayama
Atsuya Mizumoto
Tomoya Hirayama
Previous Patent: Impact tool
Next Patent: Imprint method, imprint device and manufacturing method of goods
Next Patent: Imprint method, imprint device and manufacturing method of goods