The Swampfox Arrowhead LPVO series meets or exceeds every requirement for serious law enforcement and self-defense applications. Locking turrets require no tools to prevent unintentional adjustments. Arrowhead’s state-of-the-art optical design creates a brighter sight picture, a wider field of view, and excellent resolution. If you are searching for an affordable LPVO that checks all the boxes needed for duty use, you just found it: the Swampfox Arrowhead.   Magnification 1-10x Tube Diameter 30mm Objective Lens Diameter 24mm Exit Pupil (mm) 8.0mm-2.3mm (1X-10X) Eye Relief (in) 3.46-3.54" (1X-10X) FOV @ 100 Yards (ft) 115.6-11.5' (1X-10X) Click Value 1/2 MOA or 0.1 MIL (reticle dependent)  Parallax Setting 100 yds  Travel Per Rotation  60 Clicks/ 30 MOA  Max Elevation Adjustment 100 MOA  Max Windage Adjustment 100 MOA  Lens Coating Fully Multi-Coated/ Anti-fog/ Hydrophobic  Illumination 12 Position Illumination Turret  Battery Side-mounted CR2032 Battery  Reticle  BDC Glass Etched Illuminated  Magnification Required for Reticle Accuracy 10x  Fast Focus Diopter Yes, -2 to +2 Turret Style Push/Pull Locking Turrets with Zero Reset Length 10.91" Weight 20.36 oz Waterproof Rating IPX7 Impact Resistance 1,100 G Forces