Leupold BX-1 Rogue 10x25mm Compact Binoculars, Porro Prism, Black Leupold Rogue 10x25mm compact black, The Rogue compact series packs all the full sized features of the Rogue into a palm-sized package The Inverted porro prism design makes them incredibly small and lightweight, without sacrificing any optical performance Manuafctured in United States