Bushnell Legend Ultra HD Monocular, Black, 10 x 42-mm Quality optics with stunning HD clarity 100% quality materials used and tested extensively Beautiful design and durability built to last 10x magnification, 42-millimeter objective compact roof prism monocular Exceptional optics with BaK-4 prisms, fully multi-coated optics, ED Prime Glass, and PC-3 Phase Coated prism 100% waterproof/fogproof construction Comfortable twist-up eyecups; includes Picatinny rail and carry clip 10x magnification, 42-millimeter objective compact roof prism monocular Exceptional optics with BaK-4 prisms, fully multi-coated optics, ED Prime Glass, and PC-3 Phase Coated prism 100% waterproof/fogproof construction Comfortable twist-up eyecups; includes Picatinny rail and carry clip