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 of 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.
Product Features- Shell Material: composite
- Magnification: 8 X 11 X
- Objective Lens: 45 mm
- Field of View: (8X) 315 ft (11X) 305 ft
- 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:
- Dimensions: (8X) 6 x 5.1 x 2.2 in (11X) 6 x 5.1 x 2.2 in
- Folded Dimensions:
- Relative Brightness:
- Tripod Compatible:
- Weight: (8X) 28 oz (11X) 28 oz
- Recommended Use: hiking camping bird watching
- Manufacturer Warranty: lifetime
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