Levenhuk Kellner 6.3 mm Eyepiece, three-element, fully multi-coated, 1.25'' barrel diameter

Levenhuk Kellner Eyepieces deliver images with minimum chromatic aberrations. The 3-element system of achromatic lenses provides a crystal-clear image across the field of view at minimum cost. The fully multi-coated optics reduce reflections and offer a sharp, bright, and crisp view without any aberrations. It is recommended to use the Levenhuk Kellner Eyepiece at close to medium magnification with any small or medium-aperture telescopes of more than f/6 lens speed. Specifications Optical design 3-element Kellner, fully multi-coated Focal length, mm 6.3 Barrel diameter, in 1.25 Apparent field of view, ° 50 Eye relief, mm - Magnification telescope focal length / eyepiece focal length

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