Camera having partially retractable taking optical system

Details Camera having partially retractable taking optical system Camera having partially retractable taking optical system

1987-01-29

1988-08-30

Perkey, W. B.

354199, 354222, G03B 300, G03B 1312

Patent

active

047680482

ABSTRACT:
A camera has a variable focal length photographic optical system and has a viewfinder with magnifying power that is varied in accordance with the focal length of the photographic optical system. An electric motor has first and second transmissions adapted for connection of the motor to the photographic optical system and the viewfinder, respectively.

REFERENCES:
patent: 2995061 (1961-08-01), Briskin et al.
patent: 3260184 (1966-07-01), Pagel et al.
patent: 4038673 (1977-07-01), Schroder
patent: 4451129 (1984-05-01), Ikari et al.

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