Third Dimension Movies And E X P A N D E D Screen (1953)

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COMMERCIAL THIRD DIMENSION mid EXPANDED SCREEN SYSTEMS Cinerama, The sponsors of Cinerama do not claim that their pictures are stereoscopic or three dimensional movies, although an illusion of third dimension is certainly cre ated due to the huge size of the screen and its "wrap around" effect. Fred Waller, late special effects director of Para mount pictures is the inventor of the system, Cinerama being an oifshoot of the Waller Flexible Gunnery Trainer which he developed for the IL S. Government during World War IL By using five synchronized pro jectors on a spherical screen, Waller managed to pro duce a three dimension picture which closely repro duced the environment of a gunner in combat action and gave him his points of aim to plus or minus two gun nery mills, or better. In addition, it gave the airforce gunner the mental experience of attacking and being attacked and of developing his emotional reactions to the point where he could control them without "buck ague." Wallers Gunnery Trainer is credited with pre venting 350,000 casualties in training and combat, these figures being supplied by the U. S. Government. The principle used in that device is the same as that now employed in Cinerama, with the exception that only three cameras and three projectors are used in Cinerama, as against the tive cameras employed in the Gunnery Trainer. iNormal binocular vision, while playing an impor-