Cine cameras

Details Cine cameras Cine cameras

1975-10-22

1977-01-18

Peters, Jr., Joseph F.

Optics: motion pictures

With automatic diaphragm control

352121, 352169, 352180, G03B 958, G03B 1918

Patent

active

040036464

ABSTRACT:
A cine camera with an exposure regulating device for regulating the aperture during operation with a continuously driven shutter and having means for stopping the rotation of the shutter in an open position to provide long exposures. The means for stopping the rotation of the shutter for long exposures operates automatically when the maximum available aperture is inadequate to provide correct exposure when the shutter is driven continuously.

REFERENCES:
patent: 3705764 (1972-12-01), Reinsch
patent: 3840295 (1974-10-01), Suzuki
patent: 3898000 (1975-08-01), Kabayoshi et al.

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