ANSI IT7.201-1991废止
Audiovisual Systems (photography) - Slide Projectors And Filmstrip Projectors - Illumination Test
出版：American National Standards Institute
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基本信息
标准编号： ANSI IT7.201-1991
标准类别：Standard
出版单位：American National Standards Institute
标准页数：0
标准简介
Defines a measuring method for determining the useful light output of the projector and the uniformity of screen illuminance.
标准备注
REVISION AND REDESIGNATION OF ANSI PH7.201-1983 (same as ANSI/ISO 8341-1989)
