Get extreme long-range precision in any environment, in any light, with the Trijicon Tenmile 5-50x56 second focal plane riflescope. Featuring the widest magnification of all our riflescopes, its dual red/green illuminated reticles provide a clear aiming point that draws your eye for fast engagement. Extra-low dispersion glass provides excellent light transmission and true color without distortion. Engineered and tested according to military standards, the Tenmile 5-50x56 will perform in the harshest of conditions. Features: Pinpoint aiming in any condition - models feature options for precise milling or holdover reticles available in first or second focal plane for ensured accuracy Edge-to-edge clarity - fully multi-coated, broadband, anti-reflective glass provides excellent light transmission, true detail and color with zero distortion Increased adjuster range - 30mm tube offers increased adjuster range and durability Ultra durable for ensured reliability - aircraft-grade aluminum and ruggedized design engineered to withstand extreme conditions and tested to military standards and protocols Quick and easy adjustments - crisp, precise, windage/elevation adjusters require no tools, capped or zero stop adjusters ensure no accidental shift Confident aiming in any light - user-selectable led brightness settings with an "off" in between each setting to adapt to any environment Optimal flexibility - generous windage and elevation adjustment for maximum total travel Repositionable magnification lever - accommodates different shooting positions and rifle configurations 5 red and 5 green illumination settings Led illumination source Second focal plane 39 hr red and 94 hr green battery life