Meprolight develops and manufactures a wide array of sights and other products for the military, law enforcement and civilian markets. Meprolight products include electro-optical and optical sights and devices, night sights and marking devices based on tritium technology, security and military products based on LED technology, and night vision devices. Meprolight is the world leader in the field of tritium night sights. Meprolight sights take maximum advantage of tritium light sources - the fail-safe, maintenance-free light sources that don't require any external source of energy and provide up to 15 years of usable light under all weather conditions. Meprolight cooperates with the leading weapon manufacturers in the world, and their products are in use by many military forces and law enforcement agencies worldwide.