https://www.baesystems.com/en-us/product/envg-iii-fwsi-night-vision-mobility-and-targeting-system

ENVG III/ FWS-I

12-micron thermal technology produces sharp thermal images – day or night
Rapid Target Acquisition (RTA) technology aids the shooter by providing the ability to simultaneously display the weapon sight imagery and aim point in the goggle, allowing the user to aim the weapon at targets without shouldering it
Man-sized target recognition at night: 70 percent probability at 960 meters (threshold) and 1,200 meters (objective)
Man-sized target recognition through smoke or other obscurants: 90 percent probability at 300 meters (threshold) and 480 meters (objective)
Total system weight: Less than or equal to 2 pounds (threshold) and 1.5 pounds (objective)
Field-of-view: Greater than or equal to 18 degrees