This standard specifies the scope of application, specifications, dimensions and optical density of the transmission-type television modulation degree test chart. This test chart is mainly used for black and white and color system inspection center and four-corner standard modulation.
GB/T 6996.7-1986 history
2012GB/T 6996-2012 Test charts of transparencies for television
1986GB/T 6996.7-1986 Amplitude response test chart of transparencies for television
GB/T 6996.7-1986 Amplitude response test chart of transparencies for television was changed to GB/T 6996-2012 Test charts of transparencies for television.