Products

High-power planetary eyepieces have a reputation problem: the higher the magnification, the narrower the view, and the faster the planet drifts out...

This Astro-Tech 30mm T-thread spacer ring can help provide the necessary spacing between a DSLR or CCD camera's focal plane and a reducer, field fl...

The 4.8mm XWA is the eyepiece you pull out when the atmosphere cooperates and you want to push your scope to its limits. In a 12-inch f/5 Dobsonian...

This product has been discontinued and is here for informational purposes only. This 4mm Astro-Tech Value Line is one of the shortest focal length ...

High-power eyepieces used to mean a choice: pay for premium glass, or squint through a cheap 4mm Plössl with 3mm of eye relief and a field the size...

This Astro-Tech 5mm Paradigm Dual ED eyepiece is excellent for medium to medium high magnification viewing with short to medium focal length refrac...

This Astro-Tech 5mm T-thread spacer ring can help provide the necessary spacing between a DSLR or CCD camera's focal plane and a reducer, field fla...

This new light weight 6" f/4 Astro-Tech imaging Newtonian reflector makes serious very wide field astrophotography possible with even a small equat...

The exceptional value 6" Astro-Tech Ritchey-Chrétien astrograph is once again available for the serious deep space astrophotographer on a budget . ...

The new Astro-Tech AT60GS 60mm guidescope with upgraded helical focuser makes highly accurate autoguiding of deep space astrophotos affordable for ...

This black-anodized 7" Astro-Tech short universal dovetail plate fits the dovetail slot of the Vixen-style saddle used on current Vixen and Vixen-s...

At 7mm, you're pushing into serious magnification territory. In a 10-inch f/5 Dobsonian, the 7mm XWA delivers 179x — high enough to resolve fine pl...

Seven millimeters is the high-power eyepiece in a 1.25" barrel — the one that turns a 10-inch Dob into a planet machine. At 179x, Jupiter shows clo...

A review of three Astro-Tech astrographs (the AT6RC and AT8RC Ritchey-Chrétiens, as well as this AT8IN Imaging Newtonian) in the December 2009 issu...

The Astro-Tech AT8RC is the first affordable 8" Ritchey-Chrétien with premium features available to the amateur astronomer who is into serious deep...

The steel tube Astro-Tech AT8RC makes premium 8" Ritchey-Chrétien optics for serious deep space imaging available at the lowest price ever. Sky &am...

This Astro-Tech 8mm Paradigm Dual ED eyepiece is a logical choice for high quality/high magnification observing with long focal length refractors, ...

The finder that came with your telescope probably works, but "works" is a low bar. Small aperture, dim views, maybe a red-dot that's fine for brigh...

The Astro-Tech 9" vixen plate is precision-machined from 5/8-inch aluminum stock and hard-anodized black. It measures 232mm (just over 9 inches) lo...

Nine millimeters is where the view starts to get serious. In a 10-inch f/5 Dobsonian, it gives you 139x — enough to split tight double stars, pull ...

Four inches of aperture changes what a refractor can do. It's the threshold where you stop seeing suggestions of detail and start seeing the detail...

This Product Has Been Discontinued.  This Page Is Here For Informational Purposes Only. Protect your Astro-Tech 102EDL scope with this great hard c...