Armasight TAVT66CN3WARD102 Warden 640 Thermal Monocular Gray 2-8x35mm 640x480, 12 Microns, 60Hz Resolution, Zoom 1x-4xThe Warden 640 is a compact, lightweight design, keeping users agile in critical situations. Ideal for applications such as scouting, search and rescue, surveillance, wildlife observation, hunting and law enforcement. Featuring an expansive 22x18 degree field of view; 640x480 thermal sensor; 35mm germanium lens detects heat signatures up to 1300 meters, even in total darkness, fog, smoke and harsh weather. Equipped with Armasight's Iron Wolf platform;