The nikon monarch 5 10x42 binoculars offer 10x magnification and feature 42mm diameter lenses waterproof fog proof and built with a rubber armour construction monarch 5 10x42 binoculars deliver what serious hunters and nature watchers look for sharp bright images a rugged design and high comfort handling nikons ed glass and multi layer coated lenses make sure what you see is true to life turn and slide rubber eyecups and a generous eye relief ensure easy positioning and quick finding o