Boost your ability to observe from a distance during your adventures with the Vortex Diamondback 8x42 Binoculars ($270). With a wide 64-degree apparent field of view, 42mm lenses and a steady 8x magnification, the Diamondback offers exceptional brightness and excellent details. Its rugged, rubber armor body equipped with soft helicoid eyecups feel comfortable, ergonomically balanced and easy to use. The Diamondback is also purged with argon gas for superior waterproofing, fog-resistance and service life .