10x magnification and 25mm objectives lens, the Solo Monocular is a small, lightweight optic with fully multi-coated lenses, increasing the light transmission and resolution giving you the clear, crisp images you want. The monocular is fully rubber armored providing a non-slip grip to the user and making it extremely durable. Nitrogen purged and o-ring sealed, the Solo delivers waterproof and fogproof performance in any environment. The adjustable eyecup allows for comfortable viewing with or without glasses. Field of View: 315 feet/1000 yards6 degrees.Close Focus: 16.4 feet