1979-01-31
1982-12-14
Perkey, William B.
354 59, 354127, 354289, G03B 708, G03B 1718
Patent
active
043635431
ABSTRACT:
An automatic exposure camera and an autostrobo incorporated camera are disclosed. An automatic exposure camera comprises an ASA area plate rotatably supported on a camera lens housing and provided with a number of through-holes which successively vary an opening area, a light receiving element positioned opposite the through-holes and rotatably arranged at the back portion of the area plate, and an ASA ring being rotatably in accordance with an ASA sensitivity of a film and to position corresponding the light receiving element with the through-hole at a predetermined opening area, the area plate being made rotatable in accordance with a predetermined iris setting or a shutter setting as provided by the light receiving element. The camera comprises a diaphragm ring for setting an iris and selecting a flash mark by rotational operation, a diaphragm blade which open angle is set in accordance with a rotating angle of the diaphragm ring, a light receiving portion for setting a light incident amount to a light receiving element in accordance with the angle of rotation the diaphragm ring, and a switch lever selectively interlocked with the flash mark of the diaphragm ring for switching a strobe power source switch to ON.
REFERENCES:
patent: 3886568 (1975-05-01), Yazaki et al.
patent: 3906526 (1975-09-01), Toyoshima et al.
patent: 4065779 (1977-12-01), Lange
patent: 4101914 (1978-07-01), Yamashita et al.
Enomoto Fujio
Yamada Toyotaka
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