Designed for long range shooting with a generous eye relief. Epoxy is used on all Osprey Tactical Scopes to ensure they handle the larger caliber rifles. Be ready for your next hunt or competition with this exceptional scope! The Osprey Tactical 10-40x50 MDG and IRF Rifle Scopes were engineered for peak toughness, accuracy, and ease of use. The Osprey Tactical line features Hoya Japanese lenses, exposed audible target turrets, and illuminated reticles. Osprey scopes are bonded with 2 part epoxy making them fully waterproof and shockproof and are warrantied on any caliber or even being dropped. With optional sunshades, quick throw levers, and bullet drop compensators, the Osprey Tactical scope has a fit for any application. Osprey Tactical scopes come with mounting rings, see-through flip-up dust covers, and are backed by Osprey€™s industry leading no-nonsense lifetime warranty.