AN/PEQ-6
The AN/PEQ-6 Integrated Laser Light Module (ILLM) is a laser aiming module (LAM) designed and manufactured by Insight Technology for use by United States Special Operations Command (USSOCOM) with the Heckler & Koch Mark 23 semi-automatic pistol and a Knight's Armament Company suppressor; the whole system is designated the Mk 23 Mod 0 Offensive Handgun Weapon System. In accordance with the Joint Electronics Type Designation System (JETDS), the "AN/PEQ-6" designation represents the 6th design of an Army-Navy electronic device for portable laser combination equipment.