makes
robot look bigger</td></tr>
  <tr><td style="white-space: nowrap;" class="col1"> 'ortho'</td> <td>Orthographic view</td></tr>
  <tr><td style="white-space: nowrap;" class="col1"> 'perspective'</td> <td>Perspective view (default)</td></tr>
  <tr><td style="white-space: nowrap;" class="col1">'view', V</td> <td>Specify view V='x', 'y', 'top' or [az el] for side elevations,
plan view, or general view by azimuth and elevation
angle.</td></tr>
  <tr><td style="white-space: nowrap;" class="col1"> 'top'</td> 