The Bushnell 10x50 Pacifica Binocular is a larger-class, higher-magnification entry in their ultra-economical porro prism collection. It has fully coated optics and performs focusing with an "Insta-Focus" lever instead of a wheel, which many find quicker and easier than more conventional systems. This binocular's great when you can't get very close to your subject, and don't mind carrying a larger unit in order to better enjoy brighter enhanced-magnification viewing.Larger class 10x50 porro prism binocular with a 5.7° viewing angle. Fully coated optics. Uses "Insta-Focus" lever instead of conventional wheel or dial. Simple peel-down type rubber eyecups.