SMPTE 233 – Motion-Picture Film (16-mm) – Projectable Image Area and Projector Usage
This standard specifies the maximum dimensions of the film image area intended for projection from a 16-mm motion-picture film perforated one or two edges as specified in SMPTE 109, and the placement of this area relative to the perforations and the reference edge of the film.This standard also specifies the position of the emulsion and the rate of projection for 16-mm motion-picture film perforated one or two edges, and the projector thread-up distance between audio and picture for 16-mm motion picture film with audio.
