Thanks to the powerful magnification of 10/20 and objective lens diameter of 50, these binoculars from celestron offer crystal-clear visuals with a wide field of view of 3.2. Made with high-quality materials including MC lens coating and BAK4 prism, these binoculars are both durable and efficient. With an IPX4 Water Resistance Level, you can take these binoculars on any outdoor adventure, making them a must-have for any nature or sports enthusiast.