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

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THREE-DIMENSIONAL MOTION PICTURES the picture to Its projection on the screen; namely, at the beginning, when it is placed in front of the ordinary camera equipment used to take the picture, and at the end, when it is placed in front of the projector to expand the picture on the screen. In all the many stages of processing and handling, the film is treated as ordinary standard film, and the tremendous expense involved in providing special equipment for processing, packaging, and projecting wide film is all avoided. The anamor- phoser permits wide screen pictures of excellent quality to be shown interchangeably with standard pictures, and the method may be used for either whole features or particular scenes as desired. Contrary to current opinion it is extremely easy to mount cylindrical compression systems on both cameras and projectors. A cross-section of a fully corrected anamorphoser. In taking the picture, the effect of the anamor phoser is to compress a wide picture into a relatively narrow space. The compression is produced by a device that acts like an inverted telescope, but in one meridian only. The cylindrical anamorphoser is composed in its simplest form, of a positive and a negative cylindrical member with axes parallel and arranged in the manner of an ordinary opera glass or Galilean telescope. The anamorphoser is afocal; hence its interposition in front