SUPERIOR QUALITY LENSES: Multi-coated lenses provide superior clarity and light gathering capabilities with zero distortion BATTERY-FREE ILLUMINATION: Fiber optic technology automatically adjusts the brightness level and contrast of the reticle aiming point to available light conditions and a tritium phosphor lamp illuminates the reticle in low to no light AIRCRAFT-GRADE ALUMINUM HOUSING: All-weather rugged construction protects against the toughest elements SECOND FOCAL PLANE RETICLE: Reticle size remains constant as magnification increases which provides a more exact aiming point at higher magnifications ZERO FORWARD EMISSION: The illuminated reticle doesn’t project any illumination from the objective lens Accurately Extend Your Range. In Any Light. The versatility of the Trijicon 4-16x50 AccuPoint gives tactical shooters, long-range hunters, and precision rifle shooters the ability to accurately extend their range from dawn to dusk. Advanced fiber-optics and tritium aiming-point illumination speeds target acquisition and extends available shooting hours. You also get all-weather protection thanks to rugged, aircraft-quality, hard-anonized aluminum body design.