IR lens, f=142 mm (7°) with case and mounting support P/N: T199745

Description

<p>The 7° lens is a popular accessory that provides outstanding magnification of details at long distances. It is ideal for small or distant targets such as overhead power lines.</p>

<table>
<thead>
<tr>
<th colspan="2">
<p>Imaging and optical data</p>
</th>
</tr>
</thead>
<tbody>
<tr>
<td>
<p>Field of view (FOV)</p>
</td>
<td>
<p>7° × 5.3° (8.7° diagonally)</p>
</td>
</tr>
<tr>
<td>
<p>Minimum focus distance</p>
</td>
<td>
<p>3.0 m (9.8 ft.)</p>
</td>
</tr>
<tr>
<td>
<p>Focal length</p>
</td>
<td>
<p>142 mm (5.59 in.)</p>
</td>
</tr>
<tr>
<td>
<p>Spatial resolution (IFOV)</p>
</td>
<td>
<p>0.12 mrad</p>
</td>
</tr>
<tr>
<td>
<p>Lens identification</p>
</td>
<td>
<p>Automatic</p>
</td>
</tr>
<tr>
<td>
<p>F-number</p>
</td>
<td>
<p>1.2</p>
</td>
</tr>
<tr>
<td>
<p>Number of lenses</p>
</td>
<td>
<p>5 (4 asph)</p>
</td>
</tr>
<tr>
<td>
<p>Distortion</p>
</td>
<td>
<p>&lt; 2%</p>
</td>
</tr>
</tbody>
</table>