Sharpness of &quot; cut-off &quot; : if scanned vertically through the horizontal part of the &quot; cut-off &quot; line along the +- 2.5 -lines, the maximum value measured for:
Sharpness of &quot; cut-off &quot; : if scanned vertically through the horizontal part of the &quot; cut-off &quot; line along the +- 2.5 -lines, the maximum value measured for: