PIMA IT3.301:1990 (R1997)废止
Photography - Cameras - Automatic Control Of Exposure
出版：American National Standards Institute
专家解读视频
基本信息
标准编号： PIMA IT3.301:1990 (R1997)
标准类别：Standard
出版单位：American National Standards Institute
标准页数：32
标准简介
Defines the exposure of the focal plane of cameras for values of two exposure parameters (film speed and field illuminance). Includes the evaluating methods of other photometric characteristics.
标准备注
Reaffirmation and redesignation of ANSI PH3.301-1990.
本标准替代的旧标准
等同采用的国际标准
ISO 2721:1982 - Identical
