标准摘要
[中文适用范围]： 本国际标准提供了以下规格： ——120 尺寸和 220 尺寸胶片的尺寸以及两者共用的卷轴尺寸， — 120 尺寸胶片的背纸尺寸以及 220 尺寸胶片的前导纸和尾纸尺寸，以及用于将这些纸粘贴到胶片上的胶带的位置， — 第一个图像前缘前面和最后一个图像后缘后面所需的胶片最小长度，以及 — 背纸上的标记和用于识别预期照相洗印加工过程的尾纸。 [外文原描述]： 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.
英文名称Photography — 120-size and 220-size films — Dimensions