For those who prefer the traditional style of a porro prism bino, here's a welcome addition to the superior Legend series. Like the Legend roof prism models, Rainguard and premium BaK-4 prisms top the list of features to brag about - delivering nothing less than crisp, clear images in rain, snow and fog. The textured, grippy rubber-armored housing not only stands up to hard use but provides a firm grasp in fall and spring's notoriously wet conditions. -Magnification: 10x50 -Focus System: Center -Prism System: Porro -Field of View @ 1000 yards: 340 ft. -Exit Pupil: 5.0mm -Weight: 28 oz. -Tripod Adaptable: Yes Manufactures Website Address www.bushnell.com Warranty Information Limited lifetime warranty.