The EOTech Reflex Sight is a type of holographic weapon sight designed for firearms. It uses a holographic reticle to provide a precise aiming point without needing to align multiple sights. This technology allows for quick target acquisition and is known for its durability and reliability in various environmental conditions. EOTech Reflex Sights are popular among military, law enforcement, and civilian shooters due to their robust construction and effective performance in both close-quarters and medium-range shooting scenarios.