Indication device in the finder of a single-lens reflex camera
US4239360A · kind A · utility
5Cited by
8References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 16, 1978 |
| Grant date | Dec 16, 1980 |
| Priority date | — |
| Expiry date | May 16, 1998 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B17/20
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A light indicating the readiness of an electric flash unit is provided in the camera view finder at the same location as the other exposure value indicators. The flash readiness indicator light is preferably an LED and is located either among or immediately adjacent an LED array for indicating the shutter speed setting.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.