Make sure this fitsby entering your model number. The Agena StarGuider Dual ED eyepieces feature high contrast, 2 element ED glass Wide 60 degree Field of View (FOV) in 5mm to 25mm focal lengths
The Celestron AstroMaster 70AZ is a powerful and user-friendly refractor telescope with fully coated glass optics, a sturdy yet lightweight frame, two eyepieces, a red dot finder scope, and an adjustable-height tripod. The Celestron telescope features a powerful, fully coated 70mm glass optic objective lens. Erect image optics allow you to observe celestial objects at night and terrestrial targets like wildlife…
Get the perfect gift for the curious child in your life. The Gskyer Telescope 80mm with its F/5 focal ratio, is ideal to see star clusters, galaxies, and the Milky Way.
This book presents a complete summary of the author's twenty five years of experience in telescope design. It provides a general introduction to every aspect of telescope design.
