BS ISO 732-2000 摄影技术.120和220规格的胶片.尺寸

标准号：BS ISO 732-2000
中文标准名称：摄影技术.120和220规格的胶片.尺寸
英文标准名称：Photography - 120-size and 220-size films - Dimensions
标准类型：A15
发布日期：2001/1/15 12:00:00
实施日期：2001/1/15 12:00:00
中国标准分类号：A15
国际标准分类号：37.040.20
适用范围：This International Standard provides specifications for — dimensions of 120-size and 220-size films and of the spools common to both, — dimensions of the backing paper for 120-size film and the leader and trailer paper for 220-size film, as well as the placement of the paster tape used for attaching these papers to the films, — minimum length of film required in front of the leading edge of the first image and behind the trailing edge of the last image, and — markings on the backing paper and the trailer-paper for identification of the intended photofinishing process.