This 1.25” Astro-Tech first-surface mirror star diagonal was named a Sky & Telescope Hot Product for 2007! Sky & Tel recognized that the Astro-Tech diagonal would be an outstanding value at even twice its low price. As it is, this Astro-Tech diagonal is unique among 1.25” star diagonals for its exceptional price/performance ratio. This is one premium-quality diagonal that doesn’t happen to be priced like one – and it’s still a hot product for many observers.... Learn MoreModel#: AT1D
This Astro-Tech 1.25” accessory kit includes ten 1.25” Astro-Tech visual accessories specially chosen to get the most out of small to medium size telescopes – from a 66mm refractor to an 8” to 9.25” catadioptric.
Unlike competitive kits that supply only a 50° apparent field Plössl for their medium focal length eyepiece, this Astro-Tech kit gives you a fully multicoated 1.25” four-element Astro-Tech 15mm SuperView eyepiece with an apparent field of view of 68°. It provides an exceptionally wide and dramatic field for observing nebulas, open star clusters, and galaxies. The Astro-Tech 15mm SuperView weighs 3.4 ounces and has a good 11mm of usable eye relief.
The Astro-Tech SuperView has a soft rolldown rubber eyecup to shield your eye from ambient light and improve contrast. It has dust covers for both ends of the eyepiece. Its chrome barrel is threaded for 1.25” filters, and a safety groove is machined into the barrel. This engages the thumbscrew or compression ring of your star diagonal to keep the eyepiece from falling in the dark should the thumbscrew accidentally loosen during use.... Learn MoreModel#: ATKIT1