A twist of the zoom eyepiece housing changes focal length from 21 mm to 7 mm providing a variety of viewing magnification powers; excellent contrast and sharpness making the zoom also of interest for planetary observing
Exceptionally long 16 mm to 33 mm eye relief range allows eyeglass wearers to enjoy the entire view while still wearing their corrective lenses without vignetting; the Zoom eyepiece lets you change magnification power without physically changing eyepieces
Fits factory drilled holes on Celestron; Meade; and Orion Schmidt-Cassegrain telescopes; attaches directly to Schmidt-Cassegrain Telescope "SCT" optical tube with included mounting hardware
400mm focal length; with bright; wide-field optics puts numerous potential guide stars in view so you'll never have to search for one; mini-guide tube to quickly find objects and guiding stars; designed both for visual; as well as for photographic use
Adjustable-aim dovany weight to an astrophotography setup and can conveniently be stashed in an accessory case between uses; Dovetail guide scope bracket installs on virtually any astrophotography telescope quickly and easily