Features:Multi Coated optics guarantee superior light transmission and brightnessThis product have focus capabilitySingle hand operationPowerful， ultra-compact and ultra-lightweightObjective Lens: The diameter of the objective or front lens. The larger the objective lens， the more light that enters the binocular， and the brighter the imageMagnification: 40xField of View: 1500M/ 9500MField of view: 6.4°Eye Lens Diameter: 20mmObjective diameter: 40mmMonocular Size: 160 x 50 mmPrism Type: BaK4Weight: 300gColor: BlackPackage Included:1 x 40x60 Monocular Telescope1 x Cleaning Cloth1 x Sling1 x English User Manual