Defines test patterns, conditions and methods of measurement for the comparison of performance.Cross References:EBU Techn. 3238:1983CIE 13.3:1995IEC 61146-1:1994EN 61146-1:1996ISO/CIE 10526:1991ISO/CIE 10527:1991EBU Techn. 3237:1983EBU Techn. 3237/Cor:1989EBU Techn. 3237/Supplement 1:1989CIE Publication 15.2:1986