ISO 162:1985

Cinematography — Head gaps and sound records for three-, four-, or six-track magnetic sound records on 35 mm and single-track on 17,5 mm motion-picture film containing no picture — Positions and width dimensions

This International Standard specifies the location and dimen-sions of head gaps for recording three-, four-, or six-track magnetic sound records on 35 mm (perforated in accordance with ISO 491), and one single-track record on 17,5 mm motion-picture film. It also specifies the assignment of records to the various tracks on the magnetic coating on the film in relation to the direction of film travel.