PIMA IT3.301:1990 (R1997)廢止
Photography - Cameras - Automatic Control Of Exposure
出版：American National Standards Institute
專家解讀視頻
基本信息
標準編號： PIMA IT3.301:1990 (R1997)
標準類別：Standard
出版單位：American National Standards Institute
標準頁數：32
標準簡介
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.
標準備注
Reaffirmation and redesignation of ANSI PH3.301-1990.
本標準替代的舊標準
等同采用的國際標準
ISO 2721:1982 - Identical
