G - Physics – 03 – B
Patent
G - Physics
03
B
95/1
G03B 35/00 (2006.01) G03B 35/04 (2006.01)
Patent
CA 1062523
ABSTRACT OF THE DISCLOSURE The present invention provides a photographic apparatus for use in obtaining a three dimensional picture including a dia- phragm aperture adapted to be moved transversely of the optical axis of an objective, a shielding curtain adapted to be operated by a pair of drums, said diaphragm aperture being mounted on said shielding curtain, said drums being arranged to be driven by a first motor, a lenticular screen located in and arranged to slide along the focal plane of said objective, and a second motor arranged to drive said lenticular screen, said first motor being electrically associated through a shutter button with said second motor so that the lenticular screen may be moved by said second motor over a pitch characteristic of said screen in synchronism with said diaphragm aperture moving within a photographic beam passing through said objective.
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