Flash and camera device

Details Flash and camera device Flash and camera device

Filed on

1976-07-01

Date issued

1978-02-14

Examiner

Hix, L. T.

Other Related Categories

354 33, 354 59, 354 60F, G03B 708, G03B 718

Type

Patent

Status

active

Patent number

040742873

Description

ABSTRACT:
A flash and camera device integrally incorporating an automatic exposure camera which automatically adjusts the exposure depending on the brightness of an object and an electronic flash device which is capable of controlling the light intensity of a flash discharge tube which fires by consuming the charged energy of a main discharging capacitor. The amount of incident light to a first light sensor for controlling the exposure of the automatic exposure camera and the amount of light reflected from the object, which impinges on a second light sensor for controlling the light intensity of the electronic flash device, are changed in linked manner for simultaneously adjusting the exposure and the light intensity in accordance with the brightness of the object and the sensitivity of a film.

REFERENCES:
patent: 3581149 (1971-05-01), Fujisawa
patent: 3750540 (1973-08-01), Yanagisawa et al.
patent: 3805279 (1974-04-01), Fliesser et al.
patent: 3836922 (1974-09-01), Hasegawa et al.
patent: 4000497 (1976-12-01), Galbraith

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