Camera system

Details Camera system Camera system

1989-04-17

1990-08-28

Hix, L. T.

354232, 354272, G03B 300

Patent

active

049529641

ABSTRACT:
In a camera system for use in a camera of the type having a lens, a lens shutter, and automatic focusing utilizing the light transmitted through the lens, a light-blocking device is provided ahead of the image plane to be photographed and moveable between blocking and non-blocking positions, and a control device is operable upon manual actuation of the camera to open the shutter and provide for automatic focus adjustment utilizing the light transmitted through the lens, the control device further being operable to move the light-blocking device to its blocking position when the shutter is opened to provide for automatic focus adjustment and to subsequently move the light-blocking device to its non-blocking position to provide for exposure operation of the shutter to expose the film in the camera.

REFERENCES:
patent: 4377330 (1983-03-01), Stauffer
patent: 4853731 (1989-08-01), Tsujimura et al.

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