brunton eterna highpower 15x51 binocular
brunton s highest fixed-power binocular the eterna high power 15x is a jewel when viewing over long distances . unlike most binoculars of this size the high power is remarkably lightweight and nimble at 32 ounces yet still delivers the benefits of large 51mm objective lenses . the binocular also makes objects look remarkably sharp thanks to the integrated bak-4 prism glass and the trio of coatings which include state-of-the-art phase coating emerald fire full multi-coating and al reflective coating . even discounting all the bells and whistles the eterna high power is a tough customer with a nitrogen-filled alloy frame and ergonomic body armor that s both waterproof and fog-proof . specifications range from a 200-foot field of view at 1 000 yards to a 15mm long eye relief to a 3.4 mm exit pupil . the focus system meanwhile gets as close as 11 feet . additional features include a multi-step eye relief system that s eyeglass-compatible tripod monopod compatibility and neoprene bino glove lens covers . the eterna high power 15x measures 6.7 x 5.2 x 2.3 inches w x h x d and is backed by a limited lifetime warranty . what s in the box eterna high power binocular bino glove lens covers neck strap user s manual