The Nikon MONARCH M7 10x42 binoculars have a sleek aesthetic design and a wide apparent field of view of 62.2 °, which allows for superb viewing. The objective lens and eyepieces are coated with an oil and water repellent coating that makes smudges like fingerprints easy to wipe away. The Nikon MONARCH M7 10x42 binoculars are great for birdwatching, astronomy, and a variety of other outdoor activities. High contrast and resolution realised with ED glass The Nikon MONARCH M7 10x42 binoculars employs extra-low dispersion (ED) glass to deliver a contrast-rich and high-resolution image. Besides, it reduces the chromatic aberration and colour fringing. Bright, clear wide field of view All lenses and prisms feature a multilayer coating design. The roof prisms are coated with a dielectric high-reflective multilayer prism coating as well as a phase correction coating. All of this works together to create a bright field of view with realistic colour fidelity. Besides, the wide apparent field of view delivers outstanding viewing. Waterproof (up to 1m/3.3 ft. for 10 minutes) and fog-free with O-ring seals and nitrogen gas The Nikon MONARCH M7 10x42 binoculars are waterproof and fog-free thanks to nitrogen gas inside the optical system. They can be used safely on snowy mountaintops or near water, in fields with night dew, and during temperature or air pressure fluctuations. Oil- and water-repellent coating Smudges like fingerprints may be easily wiped away thanks to an oil- and water-repellent coating applied to the objective lens and eyepieces. Dioptre adjustment ring locking system Unintentional rotation due to frequent use or during operation can be avoided thanks to the dioptre adjustment locking system.