Camera

Details Camera Camera

1987-07-07

1989-03-28

Adams, Russell E.

Optics: motion pictures

Removable film strip magazine type

3541451, 354400, 352140, G03B 300

Patent

active

048168602

ABSTRACT:
A camera such as a vide camera having an automatic focusing function, a power focusing function and a power zooming function which allows most reasonable change-over between the functions of the camera. The camera comprises manually operable mode change-over means for alternatively changing over the camera between a zooming mode and a focusing mode, and manually operable instructing means for instructing a direction of movement of a zooming lens system or a focusing lens system for zooming or focusing. When the zooming mode is selected, first actuating means actuates the zooming lens system for zooming in a direction instructed by the instructing means, but when the focusing mode is selected, second actuating means actuates the focusing lens system for focusing operation in a direction instructed by the instructing means. Several forms of instructing means are disclosed.

REFERENCES:
patent: 3486432 (1969-12-01), Norwood
patent: 3927414 (1975-12-01), Moriyama et al.
patent: 3972056 (1976-07-01), Tsujimoto et al.
patent: 4002405 (1977-01-01), Stahl
patent: 4043642 (1977-08-01), Hirose et al.
patent: 4225219 (1980-09-01), Shimizu
patent: 4404595 (1983-09-01), Ushiro et al.
patent: 4445757 (1984-05-01), Enomoto et al.
patent: 4508443 (1985-04-01), Matsuzaki et al.
patent: 4525053 (1985-06-01), Shiokama et al.

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