ISO 17266:2018
Cinematography - Multichannel analogue and digital photographic sound and control records on 35 mm motion-picture prints and negatives, and digital sound-control records on 70 mm motion-picture prints and negatives - Position and width dimensionsstandard by International Organization for Standardization, 02/01/2018
ISO 17266:2018 specifies the lateral, and vertical where applicable, positions and width dimensions of multichannel analogue and digital photographic sound records and control tracks on 35 mm and 70 mm motion-picture prints and negatives.