Apparatus for displaying the amount of exposure in a single lens

Details Apparatus for displaying the amount of exposure in a single lens Apparatus for displaying the amount of exposure in a single lens

1976-06-15

1978-03-28

Adams, Russell E.

354 23D, 354 53, G03B 700

Patent

active

040818055

ABSTRACT:
An apparatus for displaying the amount of exposure in a single lens reflex camera using an electronic shutter in which the shutter speed can be established either automatically or manually and can be displayed in a digital manner. When the shutter speed is manually established, the apparatus indicates an underexposure or overexposure, beyond a selected range, and also displays the amount by which the established value deviates outside the range.

REFERENCES:
patent: 3592113 (1971-07-01), Wasielewski
patent: 3800305 (1974-03-01), Ogiso et al.
patent: 3818495 (1974-06-01), Sagara et al.
patent: 3824608 (1974-07-01), Toyoda
patent: 3955892 (1976-05-01), Numata et al.
patent: 3967288 (1976-06-01), Yamamoto
patent: 3968502 (1976-07-01), Shiozawa et al.

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