Products

The AT150EDL gives you 1200mm at f/8, and for a lot of imagers that's exactly the focal length they want — long enough to pull in galaxies and plan...

This 2” dielectric mirror-type star diagonal is an outstanding value. At this low price, if there ever was a bargain in astronomy, this is it. This...

This Product Has Been Discontinued.  This Listing Is Here For Informational Purposes  Only. This Astro-Tech 2” 13% transmission neutral gray filte...

Drop this eyepiece into a 12-inch Dobsonian and you'll understand what 100° does to a deep-sky view. The Orion Nebula doesn't just sit in the cente...

This Astro-Tech 20mm 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 economical Astro-Tech #AT24IL illuminated reticle 1.25" eyepiece helps you align your go-to telescope on the sky, check your polar alignment fo...

The first time you swap out a standard Plossl for the 28mm UWA, the difference hits you immediately. The field opens up from 50° to 82° — nearly th...

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

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...

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...