Riton Optics 5 Primal BaK4 Prism Binocular Black NSN #. Meticulously engineered with a robust aluminum alloy frame these binoculars effortlessly thrive in the most challenging environments while keeping your gear light. Experience exceptional visual clarity with the advanced Riton ED glass ensuring prolonged usage without eye strain. With unwavering durability these binoculars are designed to endure inspiring confidence for future generations. Specifications for Riton Optics 5 Primal 10x42mm BaK4 Prism Binocular: Manufacturer: Riton Optics Color: Black Magnification: 10 x Objective Lens Diameter: 42 mm Length: 145 mm Weight: 760 g Finish: Rubber Fabric/Material: Aluminum Alloy Width: 130 mm Light Transmission: 99.5 percent Package Contents: Riton Optics 5 Primal 10x42mm BaK4 Prism Binocular Riton Optics 5P1042BED23: 5 Primal 10x42mm BaK4 Prism Binocular Black NSN