Ra ER20 WA 12 mm Eyepiece by Levenhuk

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$177.48 / EA
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Wide-angle eyepiece. Focal length: 12 mm. Field of view: 68° WA in the Levenhuk Ra ER20 WA 12 mm Eyepiece model name stands for Wide-Angle, and the model has a field of view of 68 degrees. Levenhuk Ra ER20 WA 12 mm Eyepiece has a long eye relief of 0.8 inches and comes with a twist-up rubber eyecup so it's valued for providing comfortable observations especially for those observers who wear glasses. This model also has a focal length of 0.5 inches, fully multi-coated optics for high-quality views and a light aluminum shell. Another advantage of this eyepiece is its compatibility with telescope focusers of barrel diameters of 1.25'' and also 2'' using 1.25'' to 2'' adapters. Focal length, in: 0.5 Eyepiece diameter, in: 1.2 Exit pupil diameter, in: 0.8 Barrel diameter: 1.25" Apparent field of view, °: 68 Optical design: 8 elements in 6 groups, fully multi-coated Shell: aluminum

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