Lens driving apparatus and photographic apparatus
US6618212B2 · kind B2 · utility
9Cited by
6References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 17, 2001 |
| Grant date | Sep 9, 2003 |
| Priority date | — |
| Expiry date | Dec 17, 2021 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B7/102
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A lens driving apparatus which drives a first and a second lens group arranged in the optical axis by a first drive means and a second drive means, wherein the apparatus has a first and a second cam followers extending mutually parallel in a right angle direction to the optical axis from the first and second lens groups and cam member having first and second cams arranged along the optical axis and respectively engaging the first and second cam followers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.