Institute of Electrical and Electronics Engineers (IEEE)
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ST 139:2003
Scope
This standard specifies the cutting and perforating dimensions for 35-mm motion-picture film with a KS-type perforation and a perforation pitch of either 0.1866 in or 0.1870 in (4.740 mm or 4.750 mm).
ST 139:2003 history
2003ST 139:2003 ST 139:2003 - SMPTE Standard - For Motion-Picture Film (35-mm) — Perforated KS