The Celestron Nature DX ED Binocular 12x50 feature fully multi-coated optics, rubber armored body, are tripod adaptable and include a protective padded nylon case. The Celestron TrailSeeker ED Binocular 12x50 features Extra-Low Dispersion (ED) glass which virtually eliminates chromatic aberration, also known as color fringing, a visual defect common in binoculars.
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