Leupold BX-1 Rogue 8x25mm Compact Binoculars, Porro Prism, 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 The multi-coated lens system ensures maximum brightness for clarity, contrast, and color fidelity Designed rugged, waterproof and covered by the Leupold limited lifetime warranty