Video cameras (PAL/SECAM/NTSC) - Methods of measurement - Part 4: Automatic functions of video cameras and camera-recorders
摄像机(PAL/SECAM/NNTSC).测量方法.第4部分:摄像机和摄录机的自动功能
Limited to automatic functions relating to light input from teh lens and to the electronic output from videio cameras and the video camera portions of camera recorders. Defines test patterns, measurement conditions, methods of measurement and the presentation of measured results so as to make possible the comparison of the measurement results.