Size: 10 x 30 Inches's PROSTAFF 7S 10x30 is a sleek looking compact binocular that is built for a variety of outdoor activities and is a great accessory for nearly any outing. Thanks to fully multicoated Eco-glass lenses and Phase-Correction Coated Roof Prisms, the PROSTAFF 7S delivers sharper images that are full of brightness and optical clarity providing an eye catching view of the action around you.