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Expired
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Mario Ganzini
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Individual
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Individual
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Publication of GB191302602ApublicationCriticalpatent/GB191302602A/en
G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
G03B19/00—Cameras
G03B19/02—Still-picture cameras
G03B19/12—Reflex cameras with single objective and a movable reflector or a partly-transmitting mirror
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Physics & Mathematics
(AREA)
General Physics & Mathematics
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Image Input
(AREA)
Abstract
2602. Ganzini, M. Feb. 1, 1912, [Convention date]. Cameras, reflex.-A mirror c is used which enables a transmitted image to be received on a screen e for focusing, and a reflected image to be received on a sensitive plate d at the top of the camera. The mirror c may be fixed.
GB191302602D1912-02-011913-01-31Improvements in and relating to Reflex Cameras.
ExpiredGB191302602A
(en)
Improvements to devices for focusing the optical system of cameras for taking pictures, projecting or reproducing, with or without magnification, photographic images