The EOTech Vudu SR1 1 - 6 x 24 Precision Riflescope is a great solution for serious short- and mid-range hunters. Its durable anodized construction features an antireflective lens coating and a powerful EOTech Speed Ring reticle to help you see targets clearly. Compact, 30-millimeter tube diameter. Up to 500 hours of continuous battery life. EOTech Vudu SR1 1 - 6 x 24 Precision Riflescope Black, 24mm - Scopes at Academy Sports.