The Optisan BRITEC R 10X42 Binoculars boast an ergonomic bridge-free design and large oculars. The close-focusing, phase-corrected, multicoated green optics are useful for bird watching and everyday observation. Another asset is the IPX7 waterproof rating. Rugged Swissamotec 98 body construction is employed as well as long eye relief and twist-up eye cups.