Information transmitting device for camera
US4862208A · kind A · utility
95Cited by
3References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 19, 1988 |
| Grant date | Aug 29, 1989 |
| Priority date | — |
| Expiry date | Dec 19, 2008 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B2217/002
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An information transmitting device between a camera body and an interchangeable objective therefor. An electrical circuit related to AF control in the camera body is fabricated in a flexible printed circuit board on back surface of a front panel of the camera housing to provide it in the unified form with the front panel. Information input and output pins for the circuit are positioned in the margin of an opening of the lens mount and on the front surface of the panel. A CPU chip is carried on an adjacent wing portion of the front panel to the pins and connected to the latter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.