Image pickup apparatus with mode dependent light measurement

Details Image pickup apparatus with mode dependent light measurement Image pickup apparatus with mode dependent light measurement

1990-05-18

1991-05-28

Brinich, Stephen

Facsimile and static presentation processing

Facsimile

Recording apparatus

35821322, H04N 314

Patent

active

050199110

ABSTRACT:
An image pickup apparatus comprising an image pickup element capable of selectively reading an object image in either one of a field image pickup mode and a frame image pickup mode, a light measuring circuit for measuring the object brightness, and a light emitting device, wherein there is provided a control circuit for controlling the exposure amount to a correct value by changing the light measuring characteristic of the light measuring circuit on the basis of the selected one of the field and frame image pickup modes.

REFERENCES:
patent: 4603354 (1986-07-01), Hashimoto et al.
patent: 4663669 (1987-03-01), Kinoshita et al.
patent: 4750041 (1988-07-01), Vogel et al.
patent: 4780764 (1988-10-01), Kinoshita et al.

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