Guide Sensmart TU Series TU651 LRF 2.4-19.2x50mm 30mm Tube Thermal Rifle Scope and Range Finder TU651LRF SPECIFICATION : Manufacturer: Guide Sensmart Color: Black Magnification: 8 x, 2.4 - 19.2 x, 2 x, 1 x, 4 x Objective Lens Diameter: 50 mm Tube Diameter: 30 mm Sensor Resolution: 640..