HG/T 2907-1997Photography. Film dimensions. Rolls for photocomposition (English PDF)

What this standard covers

This standard specifies the phototypesetting equipment for photographic film reel nominal width and cutting width and limit deviations. Also provides the recommended shaft sizes and package winding direction signs. Film length is not specified, but the Appendix A gives a series of nominal length of the film used to guide device manufacturers. This standard applies to non-perforated film, however, because some older equipment still perforated film, Appendix B gives a punch norms. Actively encourage equipment manufacturers only use non-perforated roll film when designing new equipment. This standard is mainly used metric units.

Document data

International classification (ICS): 37.040.20.

Chinese classification (CCS): G81.

Estimated length of the Chinese original: 13,172 words.

Adopted international standard: ISO 3772-1991 (E), IDT.

Supersedes the earlier edition ZB G81003-1988; HG/T 2172-1991.

Standards quoted by this document

HG/T 2909-1997; ISO 1: 1975; ISO 554: 1976