ST 212:1995 - SMPTE Standard - Motion-Picture Equipment (8-mm Type S) — Projection Reels — 75-mm Diameter

This standard specifies the dimensions of 8-mm type S motion-picture projection reels of 75-mm (2.95-in) diameter with a nominal film capacity of 15 m (50 ft) generally used for returning the film from the processing laboratory. The reels fit reel-to-reel equipment and are interchangeable in projection cassettes.