Photography – Exposure control circuit – Velocity control of shutter or diaphragm component
Patent
1997-07-23
1998-11-10
Metjahic, Safet
Photography
Exposure control circuit
Velocity control of shutter or diaphragm component
396236, 396247, G03B 700, G03B 7083, G03B 7093
Patent
active
058358005
ABSTRACT:
A camera has a calculator which calculates a photographing condition suitable for a selected exposure mode. A driving device of the camera performs a photographing operation in accordance with a nominal value of an exposure parameter calculated by the calculator. The camera is provided with a measurement device which measures a real value of the exposure parameter in the photographing operation. The calculator is controlled to perform an exposure calculation on the basis of the real value of the exposure parameter obtained by the measurement device.
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Goto Tetsuro
Katayama Akira
Mahoney Christopher E.
Metjahic Safet
Nikon Corporation
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