Lens control apparatus
US6178051A · kind A · utility
6Cited by
9References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 5, 1999 |
| Grant date | Jan 23, 2001 |
| Priority date | — |
| Expiry date | Feb 5, 2019 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B7/102
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A lens control apparatus includes a lens, a counter which indicates a driving position of the lens, and a control part which initializes a count value of the counter every time the lens passes a predetermined reference position during an image pickup operation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.