Strobe apparatus

Details Strobe apparatus Strobe apparatus

1992-04-17

1994-09-13

Gellner, Michael L.

354413, 354132, G03B 1503, G03B 300

Patent

active

053473396

ABSTRACT:
In this strobe apparatus which can be fitted to a camera having a strobe built-in or a camera, a flash comprises at least two flashing parts having respectively different light distribution characteristics, the distances to objects in a plurality of places within the photographed picture are measured and the flashing amounts adapted to the distances are operated to control the flash amount of the flashing. Also, the flashing amounts of the first flashing part having non-uniform light distribution characteristics at the time of the full flashing within the photographed picture and the second flashing part having non-uniform light distribution characteristics substantially linearly symmetrical with the light distribution characteristics of said first flashing part with respect to the center axis are respectively independently controlled by a controlling circuit.

REFERENCES:
patent: 4457602 (1984-07-01), Mizokami
patent: 4470684 (1984-09-01), Harvey
patent: 4527880 (1985-07-01), Okino
patent: 4692013 (1987-09-01), Okino
patent: 5049731 (1991-09-01), Ishida et al.
patent: 5744358 (1992-09-01), Tsuni et al.

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