Celestron\'s Outland X Series are fully loaded with advanced features essential for field use offered at a budget-friendly price designed to meet the needs of every outdoor enthusiast, from birders and hunters to sports fans and travelers.High-quality BaK-4 prisms combined with multi-coated optics increase contrast and resolution by providing maximum light transmission through the entire optical path delivering you brighter, more detailed images. The twist-up eyecups with multiple positions ensure comfortable viewing with or without glasses.The 10x magnification works great for long distance viewing and the 50mm objective lenses provide increased light-gathering abilities for use in low light conditions. With the semi-attached objective lens caps you