Night Fision night sights are designed with advanced ballistic materials that securely hold our tritium vials in place, ensuring durability and reliability. These sights contain more tritium than the average night sight on the market, providing enhanced brightness and visibility in low-light conditions. The domed lens is specifically engineered to create a crisp, defined glow, allowing for quick and accurate target acquisition when it matters most. With Night Fision, you can trust in superior performance and clarity in any lighting scenario.