The Meopta ZD Tactical 4-16x was designed for use by Military and L/E snipers, along with world class shooters around the globe. With 1/2 Mil positive click adjustments for unmatched repeatability, reliability and ruggedness coupled with the Mil-Dot special reticle, the ZD tactical is the definition of long range accuracy. The illuminated Mil-Dot special reticle helps shooters determine unknown distances for precision at 14x. The crystal clear fully multi-coated lenses with proprietary MeoBright coating make sure that an unprecedented 99.8% of available light is funneled to the shooters eye for a premium sight picture. The 30mm 1-piece main tube is "ELOX" hard anodized for the most durable, non-reflective and scratch resistant finish available. The ZD Tactical line is backed by a lifetime transferable warranty.