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Brunton
Eterna Full-Size Binocular

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Tough enough for a day in your life.

Brunton makes the Eterna 8 x 45 and 11 x 45 Full-Size Binocular with a waterproof composite case to add durability and decrease weight. The BaK-4 prism glass increases sharpness, so you get a crystal-clear picture when you need it the most. Built to meet the demands of serious backcountry use, the Brunton Eterna Binocular includes a durable phase coating on the lenses to reduce any chances of scratches. Whether you're scoping an alpine route or tracking an elusive bird, this versatile, durable, high-powered binocular is up to the task.

Details

  • High quality BaK-4 prism glass features phase coating, AL reflective coating, and Emerald Fire full multi-coating for superior optics
  • Nitrogen-filled, fog-proof chambers and waterproof design mean that these binocs can be used in a variety of wet-weather conditions
  • Ergonomic Body Armor feels secure in your hand and protects the components from accidental dings and short drops
  • Twist-up eyecups provide multi-step eye relief
  • Tripod- and monopod-compatible for stationary applications
  • Includes BinoGlove case and a neoprene neck strap
  • Item #BRU0203
Shell Material
composite
Magnification
8 X, 11 X
Objective Lens
45 mm
Field of View
(8X) 315 ft @ 1000 yards, (11X) 305 ft @ 1000 yards
Exit Pupil
(8X) 5.6 mm, (11X) 4.1 mm
Waterproof
yes
Eye Relief
(8X) 20 mm, (11X) 19.5 mm
Minimum Focus
(8X) 8 ft, (11X) 8 ft
Prisms
4
Dimensions
(8X) 6 x 5.1 x 2.2 in, (11X) 6 x 5.1 x 2.2 in
Tripod Compatible
yes
Claimed Weight
(8X) 28 oz, (11X) 28 oz
Recommended Use
hiking, spotting, navigation, bird watching
Manufacturer Warranty
lifetime

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