This feature-packed Nitro 10×42 Black Binoculars warrants best-in-class clarity and low light performance by means of a carefully designed optical system, Ultra-Wideband lens coatings, and PC3 phase coated BAK-4 prisms. Bushnell’s patented EXO Barrier lens coating technology delivers clarity in any condition. Comes with our transferable full lifetime Ironclad Warranty.