Raytheon Soldier Weapon & Sensor System SWSS

25000 Delivered. The AN/PAS-13 light weapon thermal sight (LWTS) is an infrared sight developed for the United States military by Raytheon. The sight is designed for use on small arms, but it can also be used as a standalone observation device. The AN/PAS-13 uses thermal imaging, useful in day or night while also allowing visibility through smoke or fog, which may normally obscure other night vision devices. The PAS-13 reached initial operating capability (IOC) with the U.S. Army in 1998 reaching total production of 33,400 units by 2010