The Leupold FX-3 Rifle Scope offers a combination of higher power magnification and exceptional optical quality for those who prefer a fixed power scope. FX-3 Rifle Scopes feature an upgraded lens system with new coatings to extend a shooter's or a hunter's shooting time. The Xtended Twilight Lens System allows for more light gathering making this scope perfect for use early in the morning, late in the evening or on those overcast days. The lenses also feature the DiamondCoat 2 coating for upgraded scratch resistance. Leupold FX-3 Rifle Scopes are water, fog and shockproof and are covered by the Leupold Full Lifetime Guarantee.