FLIR ThermaCAM E4 Operator's Manual page 28

7.8 – Working with the camera
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Figure 7.1 Removing a lens. 1: Locking ring; 2: Focus ring
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Figure 7.2 Removing a lens
Step
1
2
20
Action
Rotate the locking ring on the camera 30° counter-clock-wise until the index mark
is lined up with the laser window.
Carefully pull out the lens. Do not use excessive force.
Publ. No. 1 558 017 Rev. a62 – ENGLISH (EN) – August 19, 2004