The Cabela's® Instinct® HD Rifle Scope is fully multicoated with MeoBright 5501™ ion-assisted lens coatings, resulting in industry-leading 99.8% light transmission. Premium lenses, meticulously manufactured to exacting tolerances, deliver best-in-class performance. Exterior lens coating exceeds military specifications for abrasion resistance. The precision-tuned ocular-lens system is optimized for a wide field of view with up to 4" of eye relief. The EXT etched-glass reticle features simple hold over marks for long range shooting, and is rugged enough to withstand the recoil of heavy magnum firearms. The erector system delivers smooth, precise magnification adjustments with no change in point of impact. Fast-focus eyepiece offers quick, easy adjustments. One-piece 1" main tube is CNC-machined from aircraft-grade aluminum and ELOX-anodized for extreme durability and scratch resistance. The Cabela's Instinct HD Rifle Scope is nitrogen purged and fully sealed for waterproof, fogproof and shockproof integrity. Made in USA.