Lens barrel and lens barrel system
US7515360B2 · kind B2 · utility
2Cited by
1References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 14, 2006 |
| Grant date | Apr 7, 2009 |
| Priority date | — |
| Expiry date | May 10, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B7/02
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A lens barrel comprises a first frame member having a plurality of cam grooves, a second frame member having a first cam follower and a second cam follower fitted to the plurality of cam grooves, respectively, and an external contact member projecting externally from the end surface of the second frame member, having a center axis along a direction which the second frame member extends, in the direction of the center axis in a region sandwiched between a first plane including the center axis and the first cam follower and a second plane including the center axis and the second cam follower adjacent to the first cam follower.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.