Three Electrons Infrared

Three Electrons Infrared (3EIR) night vision lasers are American-made precision tools engineered for professional performance and ergonomics. Founded in 2021 by experts in laser and optical design, 3EIR develops compact, rail-mounted IR designators optimized for intuitive operation under stress. Models like the DIR-one and DIR-V feature low-profile housings, ambidextrous controls, and seamless compatibility with night vision optics. Every 3EIR system reflects a commitment to innovation, durability, and user-driven functionality for defense, law enforcement, and tactical applications.