Film magazine having an identity mark for identifying sensitivity of the film and a camera therefor
AssigneeKonishiroku Photo Industry Co., Ltd.
InventorsYasuo Uchida, Michio Yagi, Kazuo Shiozawa
Life of this patent
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Abstract
A film magazine is provided with a peripheral surface carrying at least one photoelectrically discriminatable strip-like mark indicative of the sensitivity of film contained within the magazine, and a photographic camera having a shutter operating circuit automatically adjustable in accordance with the sensitivity of photographic film contained within such a film magazine inserted into the camera includes photoelectric discriminating means located in the camera for discriminatably reading the at least one strip-like mark on the film magazine when placed in the magazine chamber.
Claims2
In a photographic camera having a shutter operating circuit automatically adjustable in accordance with the sensitivity of photographic film contained within a film magazine inserted into the camera,
- a magazine chamber for accommodating a film magazine having a peripheral surface on which is provided at least one photoelectrically discriminatable strip-like mark indicative of the sensitivity of film contained within the magazine, and
- photoelectric discriminating means located in the camera for discriminatably reading said at least one strip-like mark on a film magazine placed in said magazine chamber.
Dependencies are inferred from the claim text.