Improvements in and relating to stereoscopic motion pictures

725,107. Stereoscopic kiriematography. BRITISH THOMSON-HOUSTON CO., Ltd., Sept. 7, 1953, No. 24698/53. Drawings to Specification. Class 97 (1). Left- and right-eye views are projected from spaced synchronized projectors, each for the whole time that the film is stationary, the blackout period for th...

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Bibliographische Detailangaben
Hauptverfasser:	BOWEN ARTHUR, CASTELLAIN ALFRED POURTALES
Format:	Patent
Sprache:	eng
Schlagworte:	ACCESSORIES THEREFOR APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USINGWAVES OTHER THAN OPTICAL WAVES APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FORPROJECTING OR VIEWING THEM CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY PHOTOGRAPHY PHYSICS
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Beschreibung
Zusammenfassung:	725,107. Stereoscopic kiriematography. BRITISH THOMSON-HOUSTON CO., Ltd., Sept. 7, 1953, No. 24698/53. Drawings to Specification. Class 97 (1). Left- and right-eye views are projected from spaced synchronized projectors, each for the whole time that the film is stationary, the blackout period for the shift of each film falling symmetrically within the projection period of the other. Preferably the shift and projection periods are in the ratio of 1: 3. Projection and viewing filters are used.