1.[High Contrast and Resolution Images] Latest optics technology, the monocular telescope equipped with BAK-4 prism and fully multi-coated lens, superior light transmission and brightness and the light transmittance reaches up to 99. 5%. Our monocular has low-light-level capabilities, it could help you see things in low light (can't see anything in complete darkness), providing you with an amazing viewing experience. long-lasting 2.[Single Hand Focus, & Fog Proof] Ergonomic design helps you focus on your target quickly and accurately with one hand. And the rubber armor with stripes makes it comfortable for use, non-slip grip, and provides external protection. IPX7 Nitrogen-Filled with a fog resistant coating and O-ring sealed optics prevent moisture, dust and debris to keep it clear all the time. 3.[40X60 High Power Magnification] A full 40x magnification and 60mm object lens diameter monocular, provides a clearly and bright image, allowing you to enjoy the beauty of the distance. This monocular telescope has a large field of view, ideal for outdoor adventures such as bird watching, wildlife watching, hiking, climbing, hunting, target shooting, match watching, concerts watching, scenery viewing and other outdoor activities. 4.[Amazing Crystal Clear View] For Dual focus design, high light transmission, the focus spotting scope can provide brighter and higher-contrast images. The eyecup can be twisted up to deeply focus the view for yourself, and then adjust the focus adjustment and zoom adjustment until the view becomes clear.