Patent
1980-08-25
1982-03-30
Griffin, Donald A.
354 53, 354145, 354152, G03B 1502, G03B 1503, G03B 1912, G03B 1720
Patent
active
043221483
ABSTRACT:
A device for indicating information relating to the condition of a flash unit in the view finder of a camera is provided with a first light transmitting member whose input terminal is arranged in the flash unit and a second light transmitting member arranged in the camera body with an output terminal positioned at the view finder of the camera to provide in the view finder an indication that the flash mode is selected.
REFERENCES:
patent: 3218946 (1965-11-01), Lange
patent: 3416422 (1968-12-01), Dietrich et al.
patent: 3635136 (1972-01-01), Hori et al.
patent: 3788202 (1974-01-01), Wiessner
patent: 4153355 (1979-05-01), Ikawa et al.
patent: 4204756 (1980-05-01), Kobori et al.
Canon Kabushiki Kaisha
Griffin Donald A.
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