In order to better understand what I'm about to cover here, it's important that we walk through the overall anatomy of a rifle scope ... point that is very easy to see, such as an orange dot.

Optical sniper scope with red dot designator. Sniper Scope rifle... Optical sniper scope with red dot designator. Sniper Scope rifle vector eps10. Black transparent sniper scope with red dot target ...

Sniper Scope rifle... Optical sniper scope with red dot designator. Sniper Scope rifle vector eps10. Black transparent sniper scope with red dot target pointer Sniper sight with measurement marks.