Exposure control device

Details Exposure control device Exposure control device

1994-08-08

1995-06-27

Gray, David M.

Television

Special applications

Simulator

348363, G03B 708

Patent

active

054284210

ABSTRACT:
An exposure control device which permits exposure control either in an automatic mode or in a manual mode is arranged to smoothly perform the exposure control by holding exposure control information obtained immediately before change-over of the exposure control mode from one mode over to the other; and is provided with a correction circuit for uniformalizing an iris driving characteristic for the whole iris driving range by correcting the non-linearity of the characteristic.

REFERENCES:
patent: 4471383 (1984-09-01), Shiono et al.
patent: 4959728 (1990-09-01), Takahashi et al.

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