The ATN ODIN LT 640 3-12X thermal monocular features a 35 mm lens with a resolution of 640x480 pixels and a frame rate of 60 fps, utilizing a 12 μm pixel pitch. It offers magnification capabilities ranging from 3x to 12x and has a field of view of 12.6° x 9.4°. The device is powered by the ATN Obsidian Core LT and includes a display resolution of 1280x960 pixels with an eye relief of 25 mm. Designed to be weather-resistant, it supports color modes such as White Hot and Black Hot. The monocular operates on a CR123A lithium-ion battery, with a standard battery life of 2.5 hours, while an optional rechargeable battery extends runtime to 5 hours. Charging is facilitated via a USB Type-C port on the rechargeable battery. It functions effectively within a temperature range of -20°F to +120°F (-28°C to 48°C) and measures 5.71 inches x 2.8 inches x 2.01 inches (145 mm x 71 mm x 51 mm), weighing 342 grams. The device provides a human detection range of up to 1580 meters, a recognition range of 720 meters, and an identification range of 350 meters.