tralSensitivity</td>
<td class=c>no</td>
<td class=n>FLIR:PlanckB</td>
<td>&nbsp;</td></tr>
<tr>
<td>PreviewImage</td>
<td class=c>yes</td>
<td class=n>PreviewImageStart
  <br>PreviewImageLength
  <br>PreviewImageValid
  <br>PreviewImageStart (1)
  <br>PreviewImageLength (1)</td>
<td><span class=s><span class=n>(this tag is writable, and may be used to update existing embedded images,
but not create or delete them)</span></span></td></tr>
<tr class=b>
<td>PreviewImage</td>
<td class=c>no</td>
<td class=n>Sc