Electronic flash unit

Details Electronic flash unit Electronic flash unit

1984-07-05

1985-01-08

Adams, Russell E.

354131, G03B 1505

Patent

active

044924518

ABSTRACT:
An electronic flash unit having a thin-walled housing (2) in which is accommodated a reflector (3) with a discharge flash lamp (4) and which on the light-emanating side is provided with a photosensitive cell (6) for measuring a quantity of light reflected from an object to be photographed, which cell switches off the discharge flash lamp (4) by means of an electric circuit after measurement of a light dose.
According to the invention, the wall of the housing (2) is provided with means, such as an upright edge (7), for receiving an end of a light-conducting fiber cable (9), which end is arranged in front of the photosensitive cell.

REFERENCES:
patent: 3952190 (1976-04-01), Perkins
patent: 4012749 (1977-03-01), Numata
patent: 4201934 (1980-05-01), Esaki
patent: 4252426 (1981-02-01), Kuraishi
patent: 4329624 (1982-05-01), Kamon et al.
patent: 4368966 (1983-01-01), Hagyuda

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