Huskemaw Blue Diamond 2-12x44mm 30mm Tube Rifle Scope Second Focal Plane HuntSmart Reticle Black. S. patent 8365455). Featuring patented RFBC turret system with Huntsmart Reticle Glass etched second focal plane reticle protected between two layers of glass; fast-focus eyepiece; grooved and bedded lenses with proprietary adhesive for maximum recoil tolerance; TrueBC drop compensation; high-density lens coatings; titanium turret springs for unequalled tracking; adjustable zero index ring and adjustable parallax knob. Specifications for Huskemaw Blue Diamond 2-12x44mm 30mm Tube Rifle Scope Second Focal Plane: Manufacturer: Huskemaw Objective Lens Diameter: 42 mm Magnification: 2 - 12 x Reticle: Huntsmart Reticle Tube Diameter: 30 mm Reticle Focal Plane: Second Focal Plane (SFP) Field of View Linear: 9.4 - 55.1 ft at 100 yds Eye Relief: 4 in Color: Black/Blue Adjustment Click Value: 0.25 MOA Length: 12.5 in Adjustment Type: MOA Fabric/Material: Aluminum Optical Coating: High Density Water Resistance Level: Waterproof Shockproof: Yes Fogproof: Yes Magnification Type: Variable Gun Type: Rifle Features of Huskemaw Blue Diamond Rifle Scope: Patented RFBC Turret System with HuntSmart Reticle Glass etched second focal plane reticle protected between two layers of glass Fast-focus eyepiece Grooved and bedded lenses with proprietary adhesive for maximum recoil tolerance Heavy-duty one-piece aircraft aluminum body for ultimate durability Fogproof shockproof and waterproof construction Adjustable zero index ring Adjustable parallax knob Package Contents: Huskemaw Blue Diamond Rifle Scope 2-12x44mm 30mm Tube HuntSmart Reticle Huskemaw 10212BD: Blue Diamond 2-12x44mm 30mm Tube Rifle Scope Second Focal Plane HuntSmart Reticle Black