The Bushnell 10x42 Pacifica Binoculars is an all-purpose binocular that features a 10x Image Magnification, being the ideal viewing companion to get up closer to your subject. Built-in to the 10x42 Binoculars from Bushnell are fully coated lenses to provide a clear and crisp view; Twist-up eyecups; Rubber Armoured design for rugged field use; a Center Focusing Mechanism that provides quick and easy focusing. Other specifications include a Roof Prism System; an Eye Relief of 18.5mm; an Exit Pupil of 4.2mm all packed into a lightweight construction that weighs only 629.4g.