The Celestron SkyMaster 15x70mm Binocular in black is a compact and powerful tool for astronomy enthusiasts. With a 70mm objective lens diameter and a maximum magnification of 15x, this binocular offers a clear and detailed view of the night sky. The multi-coated lenses provide sharp and vibrant images, while the waterproof and fogproof features ensure optimal performance in various weather conditions. The porro prism optical design enhances contrast and color accuracy, making it an ideal choice for stargazing. Weighing 3 lbs., this Celestron binocular is lightweight and easy to handle for extended viewing sessions.