National Geographic 8x42 Binoculars - Compact universal binoculars that can be used even in early twilight due to its good light-gathering ability - fully coated optics, diopter adjustment up to ± 2 diopters - housing with rubber armor and tripod socket - Binocular dimensions: 146x126x53 mm, weight: 660 g - Included: binoculars, carrying strap, case, user manual. The National Geographic 8x42 is a roof prism binocular with 8x magnification and a 42 mm objective diameter. A diopter adjustment allows corrections of up to ± 2 diopters. High-quality fully coated glass elements reduce disturbing reflections, improve light transmission, and provide high contrast even in poor lighting conditions. The binoculars feature a textured rubberized and dirt-repellent surface. A tripod socket also allows the binoculars to be mounted on a tripod. For safe transport, the binoculars come with a sturdy carrying strap and a case. Features - Roof prisms - fully coated optics - diopter adjustment of ± 2 - rubber-armored housing - tripod socket. Included - binoculars - carrying strap - case - user manual.