Journal of the Society of Motion Picture and Television Engineers (1950-1954)

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American Standard Dimensions for 35mm Motion Picture Film *•.£?£,.«*. Alternate Standards wna-i-itu for Either Positive or Negative Raw Stock 'UDC 7783i77«l D 90/" — •— ^~ D — • — ^^^_ _^ Po9, 1 of 2 p««.. JL B T A a LJ a. a a a :a a a R CD — I — H — . ' — a_ n_ 0 ^p p n r — n i T Dimensions Inches Millimeters A B C D E G 1 L* R 1.377 d= 0.001 0.1870 ± 0.0005 0.1100 =t 0.0004 0.0730 ± 0.0004 0.079 it 0.002 Not > 0.001 0.999 dt 0.002 18.700 db 0.015 0.013 ± 0.001 34.980 db 0.025 4.750 it 0.013 2.794 it 0.01 1.85 ± 0.01 2.01 ± 0.05 Not > 0.025 25.37 ± 0.05 474.98 =t 0.38 0.330 =t 0.025 These dimensions and tolerances apply to the material immediately after cutting and perforating. * This dimension represents the length of any 100 consecutive perforation intervals. Approved January 8, 1953, by the American Standards Association, Incorporated Sponsor: Society of Motion Picture and Television Engineers •u«i»rui tvr,».i ru-.tr.ix,. Copyright 1953 by the American Standards Association. Incorporated 70 Ent Forty.fifth Street, New York 17. N Y Price. : January 1953 Journal of the SMPTE Vol. 60 67