Display device within the viewfinder of a camera

Details Display device within the viewfinder of a camera Display device within the viewfinder of a camera

1981-02-03

1982-03-30

Hix, L. T.

354 53, 354289, G03B 1302, G03B 1720

Patent

active

043221530

ABSTRACT:
A display device within the viewfinder of a camera capable of selectively setting an aperture priority automatic shutter speed control mode, a shutter speed priority automatic aperture control mode or a program exposure control mode includes a first display portion capable of displaying a preset aperture value, a second display portion capable of displaying a preset shutter speed, and a third display portion capable of displaying at least one of an automatically controlled aperture value and an automatically controlled shutter speed. The display device further includes display clearing means for clearing the display by the second display portion in response to the selection of the aperture priority automatic shutter speed control mode, clearing the display by the first display portion in response to the selection of the shutter speed priority automatic aperture control mode, and clearing the displays by the first and second display portions in response to the selection of the program exposure control mode.

REFERENCES:
patent: 4118723 (1978-10-01), Yamazaki et al.

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