Defines test patterns, conditions and methods of measurement for the assessment of performance using the lens for input and any available output from the camera-recorder.Cross References:ITU-R Recommendation BS.560-3:1990ITU-R Recommendation BS.411-4:1990IEC 60068-1:1988IEC 60107-1:1977IEC 60268-1:1985IEC 60268-4:1972IEC 60268-8:1973IEC 60386:1972IEC 60735:1991IEC 60756:1991IEC 61041-1:1990IEC 61041-2:1994IEC 61041-3:1993IEC 61146-1:1994EN 60735:1991EN 60068-1:1994CENELEC HD 483.1 S2:1989EN 60735:1991EN 60756:1993EN 61041-1:1995EN 61041-2:1996EN 61041-3:1995EN 61146-1:1996