EOTech - M552.XR500 Mil. AA BDC Ret .50Cal

Unlike active IR laser pointer systems, the 550 HOLOgraphic Weapon Sight (HWS) is a passive system and emits no muzzle-side signature. While in the NV mode, the 550 HOLOgraphic Weapon Sight (HWS) not detectable by enemy night vision surveillance systems, providing operators with a stealth means for effective nighttime weapon aiming.