IS 8984-1978

标准号：IS 8984-1978
发布日期：1979/4/1 12:00:00
实施日期：1999/12/31 12:00:00
适用范围：1.1 This standard specifies the dimensions of 127, 120 and 620 roll film, backing paper and film spools. It also specifies the requirements for printing the backing paper and for spooling the film and backing paper.1.1.1 Roll film consists of three essential parts — a spool, a length of photographic film, and a backing paper. In this standard maximum and minimum dimensions are given for the film strip and spool, and minimum dimensions only for the backing paper.