Lens apparatus and imaging apparatus having the same
US11086096B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jun 19, 2019 |
| Grant date | Aug 10, 2021 |
| Priority date | — |
| Expiry date | Jan 13, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B7/04
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A lens apparatus includes a first cam follower engaged with a cam groove and a first rectilinear groove, and configured to move forward and backward in an optical axis direction of the lens apparatus with rotation of the cam barrel, a second movable member including a second cam follower engaged with the cam groove and a second rectilinear groove, and configured to move forward and backward in the optical axis direction with rotation of the cam barrel, a contacting member provided on the first movable member, and a biasing member configured to bias the contacting member. The contacting member includes a first contacting portion that contacts the second movable member, the second movable member includes a second contacting portion that contacts the first contacting portion, and at least one of the first contacting portion and the second contacting portion inclines to the optical axis direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.