Society of Motion Picture Engineers : incorporation and by-laws (1923)

Page scan 000284 from Society of Motion Picture Engineers : incorporation and by-laws

Record Details:

Title:
Society of Motion Picture Engineers : incorporation and by-laws
Date:
1923
Publisher:
New York : Society of Motion Picture Engineers
Volume:
Transactions of the Society of Motion Picture Engineers (1923)
Leaf #:
000284
Language:
English
Subjects:
motion pictures, Cinematography -- Periodicals
Collection:
Technical Journals
Format:
Periodicals
Contributor:
Library of Congress, MBRS, Moving Image Section
Sponsor:
Library of Congress, Motion Picture, Broadcasting and Recorded Sound Division
Coordinator:
Media History Digital Library
Description:
Preceeded by an unnumbered issue published in 1916 called: Incorporation and by-laws
Date Added:
September 12, 2024
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strips of red, green, and blue filters, on to film which has a number of yery small embossed lenses on the celluloid side of the film. The film is prepared by stripping from an embossed roller. In this way each individual lens images the object taken through the three filters so that by projecting the black and white film through a corresponding lens fitted with the necessary filters a color effect is secured. Reports on this process to date are very favorable though it would appear that the film would deteriorate rapidly in view of scratches and accumulated dirt on the embossed surface of the film. Polishing Machines We attach a photograph of the Cinex Polisher. This is made by the Cinema Machine Co., Hollywood, Cal. This machine is in general use in California. Its virtues are its quietness and the fact that it is entirely free of sprockets. Fig. 5 The Duplex Polisher, made by the Duplex Machine Company, Brooklyn, N. Y., is of the sprocket feed type. Printed circular from that Company is attached. Elimination of Static Manufacturers of film are making every encleavor to produce more anti-static films. The present method of backing negative film is proving satisfactory in practice, although there is much room for 276