Optics: motion pictures – Removable film strip magazine type
Patent
1976-01-12
1977-05-24
Hix, L. T.
Optics: motion pictures
Removable film strip magazine type
354266, 352174, 352242, G03B 1708
Patent
active
040259307
ABSTRACT:
A submersible camera having a waterproof housing has a plurality of magnetically operated switches for controlling normal shutter operation, self-locking operation and zoom functions. The camera is electrically operated with the electrical operating mechanism interconnected with the magnetically controlled switches. The switches do not penetrate the housing and provide simple and reliable control of the camera.
REFERENCES:
patent: 3860937 (1975-01-01), Wolfe
patent: 3899790 (1975-08-01), Pocachard
Hix L. T,.
Mathews Alan
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