This standard specifies the applicable scope, specifications, dimensions and light reflection coefficient of the reflective TV checkerboard test pattern. This standard test chart is mainly used for adjustment of coincidence deviation, black and white balance, and geometric distortion of black and white and color TV camera systems, and can also be used to judge the uniformity of output signals of TV camera devices and the ability to process high-brightness signals.
GB/T 13170.7-1991 history
2011GB/T 13170-2011 Test charts of reflection for television
1991GB/T 13170.7-1991 Test charts of reflection for television.Checkerboard test chart
GB/T 13170.7-1991 Test charts of reflection for television.Checkerboard test chart was changed to GB/T 13170-2011 Test charts of reflection for television.