re. Read the CMD and GRAPHICS sections for the
complete story. Look up these next commands in the reference manual to
see how they can be customized. To generate tabular and graphical
output of distortion, astigmatism and field curvature, issue the
following sequence of commands:</p>

<p><source>
    DIST<br>
    PLTDIST<br>
    AST<br>
    PLTAST<br>
    FLDCV<br>
    PLTFLDCV<br>
</strong></p>

<p>Remember that after a graphic is displayed, it may be printed with
a screen dump or it may be printed in high