Automatic electronic flash light device

Details Automatic electronic flash light device Automatic electronic flash light device

1979-02-09

1980-12-16

LaRoche, Eugene R.

Electric lamp and discharge devices: systems

With radiant energy sensitive control means

Load device irradiating the radiant energy responsive device

315241P, H05B 4132

Patent

active

042400082

ABSTRACT:
In an automatic electronic flash light device, an integrating circuit which integrates the amount of light reflected from an object to be photographed is started by a signal delayed from a trigger signal of a flash tube.

REFERENCES:
patent: 3783336 (1974-01-01), Vital et al.

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