optris PI LightWeight kit, Operator'S Manual

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21
Technical Data
2.2.4 Optical specifications
Figure 3 : Focusing of the lens
1 Lens
Different parameters are important if using infrared cameras. They display the connection between the
distance of the measured object and the size of the pixel (see
Table 1
).
•
Make sure that the focus of the infrared camera is adjusted correctly. For focusing
turn the lens (
Figure 3
).
•
For the PI 400 LW and PI 450 LW two different lenses are available: 38° x 29° and
62° x 49° FOV.