Flash taking lens shutter camera
US5023648A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Mar 31, 1989 |
| Grant date | Jun 11, 1991 |
| Priority date | — |
| Expiry date | Mar 31, 2009 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B9/60
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A lens shutter camera comprises a mode signal output device for outputting either a first flash mode signal or a second flash mode signal, a shutter driving device for effecting the opening movement of the lens shutter slowly and effecting the closing movement of the lens shutter quickly when the first flash mode signal is being outputted, and for effecting both of the opening and closing movements of the lens shutter slowly when the second flash mode signal is being outputted, and a flash start signal output device for outputting a flash start signal during the opening movement of the lens shutter when the first flash mode signal is being outputted, and for outputting the flash start signal during the closing movement of the lens shutter when the second flash mode signal is being outputted.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.