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PSO1 scope detail
Here you can see the IR detector switch & window, also behind the small "tab" (has 4 holes in it) is the switch for the reticule illuminating light. The battery compartment for this light is at the rear of the upright & is the round cap.
Photo 20 of 184, 84 L Scope Detail IR.jpg, 116KB, 746x672, 90 Hits
Other Sizes: Original
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