Guide USA TD653 LRF 2.6x50mm Thermal Imaging Monoculars 640x512 Black. Equiped with a 640 x512 infrared detector and a 50mm lens it delivers a powerful detection range of up to 2800 yard and a laser rangefinder at 1090 yard.Perfect for all users its ambidextrous design is ergonomic and enable one-handed operation. Up to 10 hours of runtime with a single 18650 battery you can trust its performance for a night long hunt. Specifications for Guide USA TD653 LRF 2.6x50mm 640x512px Thermal Imaging Monoculars: Manufacturer: Guide USA Magnification: 2.6 - 20.8 x 3 - 20 x Color: Black Resolution: 640x512 pixels Field of View Angle: 8.8 - 6.6 degrees Objective Lens Diameter: 50 mm Width: 3.4 in Length: 7.4 in Height: 2.6 in Battery Life: 10 hours Eye Relief: 20 mm Battery Type: Lithium Ion Weight: 16.2 oz Refresh Rate: 50 Hz Features of Guide USA TD653 LRF 2.6x50mm 640x512px Thermal Imaging Monoculars 640x512 12um 20mK Detector One-handed Easy fingertip focus 2800yd Detection range 1090yd Laser rangefinder 10-year Warranty Package Contents: Guide USA TD653 LRF 2.6x50mm 640x512px Thermal Imaging Monoculars 18650 Battery 18650 Battery Charger USB Type-C Cable Carrying Bag Eyeshade Neck Strap Guide USA TD653L: TD653 LRF 2.6x50mm Thermal Imaging Monoculars 640x512 Black