Focussing apparatus
US8098445B2 · kind B2 · utility
0Cited by
9References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 11, 2008 |
| Grant date | Jan 17, 2012 |
| Priority date | — |
| Expiry date | Jan 11, 2028 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B7/08
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A focusing device for a lens, including a frame, a lens carrier movable relative to the frame from a first position along an optical axis, a motor for driving the lens carrier along the optical axis, and at least one biasing member adapted to bias the lens carrier towards the first position. The biasing member may include one or more bending members.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.