Camera system
US5040014A · kind A · utility
5Cited by
3References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 11, 1989 |
| Grant date | Aug 13, 1991 |
| Priority date | — |
| Expiry date | May 11, 2009 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B7/09979
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A camera system, having a plurality of light measuring regions respectively corresponding to focus detecting regions, which includes a device for calculating luminance of an object based on measured light values of the light measuring regions and a device for altering the focus detecting regions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.