Fiber-tritium Bullseye

The Meprolight Fiber-tritium Bullseye is an ultra-compact, low-profile optical pistol sight engineered for rapid target acquisition in tactical and defensive shooting scenarios. Built on proven fiber-tritium illumination technology, this sight delivers a dual-illuminated aiming point—a glowing dot surrounded by a circular bullseye reticle—that functions intuitively across all light conditions. Law enforcement and armed professionals rely on this class of optic for its speed, reliability, and minimal sight radius compromise, making it ideal for concealed carry pistols, duty weapons, and close-quarters engagements where split-second accuracy matters.

The Fiber-tritium Bullseye leverages a hybrid illumination system that combines fiber-optic collection in daylight with radioactive tritium for low-light and night operation, ensuring consistent aiming reference without battery dependence. The sight's optical design projects the illuminated dot and circle reticle onto the barrel, allowing shooters to achieve proper sight picture alignment without parallax shift—critical during dynamic movement or from non-standard shooting positions. Its extremely compact footprint (8.5 x 0.9 x 4.4 inches) and minimal weight (0.1 lbs) ensure negligible impact on pistol ergonomics, slide cycling, or holster fit, while the robust optical housing withstands service-grade recoil and environmental exposure typical of duty-use firearms.

This sight system is particularly suited for shooters transitioning from iron sights to optics, as the intuitive bullseye reticle mirrors traditional sight picture geometry while offering the speed advantages of an illuminated aiming point. Duty officers, tactical operators, and armed civilians benefit from the sight's ability to function in all environments—from bright outdoor ranges to low-light building entries—without manual adjustment. Installation typically requires a compatible slide cut or mounting adapter; verify your pistol platform's specific optic mount before purchase to ensure proper fit and co-witness alignment with existing iron sights or backup irons.