Built by perfectionists for perfectionists. When you want the very best—without compromise" without fail" without second guessing—go with a Trijicon AccuPoint riflescope. Designed with battery-free illumination that's always on" the AccuPoint is as technologically sophisticated as it is tough. The AccuPoint 2.5-10x56 riflescope has extreme light-gathering capabilities with a huge 56mm objective lens" 30mm tube" multiple lens coatings and the highest quality glass available. It offers outstanding light transmission even in low-light situations" as it's illuminated through the use of fiber optics and tritium" providing a vivid aiming point without the need for batteries.