Celestron Echelon Binoculars
Celestron Echelon Binoculars utilize large 70mm objective lenses along with BaK-4 porro prisms and fully multi-coated lenses optimized for viewing astronomical and terrestrial objects at long range. Available in 20x70, these rugged binoculars are waterproof, nitrogen purged, and rubber armored to take a licking and keep on ticking. Echelon binoculars are assembled in the United States from Japanese parts.