缩微摄影．16 mm和35 mm缩微胶片用卷轴的尺寸

[中文适用范围]： 本国际标准涵盖了用于手动 threading 设备的 16 mm 和 35 mm 微缩胶片存储和检索所用的塑料或金属轻质卷盘的essential dimensions。用于 16 mm 自动检索系统的卷盘不在本国际标准范围内，其尺寸在 ISO 7761 中规定。相机卷盘也常用于存储处理过的微缩胶片，其尺寸不在本国际标准范围内，但在 ISO 6148 中规定。 [外文原描述]： ISO 24537:2007 covers the essential dimensions of lightweight reels, made of plastic or metal, used for the storage and retrieval of processed 16 mm and 35 mm microfilm that is used in manually threaded equipment. Reels intended for use in 16 mm automated retrieval systems are outside the scope of ISO 24537:2007. The dimensions of these reels are specified in ISO 7761. Camera spools are also frequently used for storing processed microfilm. The dimensions of these spools are outside the scope of ISO 24537:2007, but they are specified in ISO 6148.