NAPM IT2.49:1997现行
Photography - Intra-oral Dental Photographic Film - Specification
出版：National Association of Photographic Manufacturers, Inc.
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基本信息
标准编号： NAPM IT2.49:1997
发布时间：1997/2/13 0:00:00
标准类别：Standard
出版单位：National Association of Photographic Manufacturers, Inc.
标准页数：0
标准简介
Specifies sensitometric characteristics of the film/process systems and establishes a speed classification system.
等同采用的国际标准
ISO 3665:1996 - Identical
