 
- 16 - 
 Turn the external ring 
 
 
3. If the lens is not aligned with the window, loosen the outer cover, adjust the inner cover so that the 
lens aimed exactly at the window. 
 
 
 
 
 
 
 
 
 
 
 
4. Tighten the outer cover ring until it is firmly secured. 
 
 
Slightly adjust the cover 
Correct 
 
 
 
 
 
Wrong (not aligned)