Astro-Tech

This economical Astro-Tech Laser Collimator permits fast and consistent collimation of a Newtonian reflector's optics, including Dobsonians and as...

For serious deep space astrophotographers, this Sky & Telescope 2016 Hot Product 10" Astro-Tech AT10INT carbon fiber truss tube imaging Newtoni...

After many customer requests, we are proud to now offer the Astro-Tech AT10RC Ritchey-Chrétien astrograph, a Sky and Telescope Hot Product for 2010...

The 10" Astro-Tech AT10RC Ritchey-Chrétien astrograph is a Sky & Telescope Hot Product for 2010 and an Astronomy Star Product for 2010 award wi...

This newest Version A of the Astro-Tech AT10RCT carbon fiber Serrurier truss Ritchey-Chrétien Hot Product for 2015 makes high quality large-apertur...

There's a magnification range where deep-sky observing gets interesting — where globular clusters stop looking like fuzzy spots and start resolving...

Astro-Tech 100mm Folding Pier At high magnification, what holds your mount matters as much as the mount itself. A tripod — even a solid one — intro...

This Astro-Tech 10mm T-thread spacer ring can help provide the necessary spacing between a DSLR or CCD camera's focal plane and a reducer, field fl...

Ten millimeters splits the difference between deep-sky and planetary magnification — high enough to resolve globular clusters and show structure in...

Some telescopes ship with a finder that's either too small to be useful or too awkward to use comfortably. A 6x30 straight-through finder shows you...

If you are a serious deep space astrophotographers with a big mount, this Sky & Telescope 2016 Hot Product 12" Astro-Tech AT12INT carbon fiber ...

This newest Version A of the Astro-Tech AT12RCT carbon fiber Serrurier truss Ritchey-Chrétien Hot Product for 2015 makes high quality large-apertur...

This product is discontinued.  This is here for informational purposes only.   This Astro-Tech 125mm guidescope ring set mounts a refractor up to 1...

This Astro-Tech 12mm Paradigm Dual ED medium power eyepiece has outstanding performance at a price that will make you wonder why other good quality...

This black 13" Astro-Tech Losmandy-style "D-plate" universal dovetail plate lets you mount long focal length optical tubes in Losmandy style saddle...

Thirteen millimeters is the sweet spot for a lot of telescopes. In a 10-inch f/5 Dobsonian, it gives you 96x — enough magnification to resolve the ...

The 13mm is the transition point — high enough magnification to show real detail in globular clusters and planetary nebulae, low enough to hold a u...

This new version of the Hot Product for 2015 Astro-Tech AT14RCT carbon fiber truss Ritchey-Chrétien makes high quality DSLR and CCD imaging afforda...

You've been observing with the stock 25mm eyepiece for a few months. You know the Orion Nebula by heart at low power. But you've noticed that when ...

This product is discontinued.  This is here for informational purposes only. Great hard case designed to carry and protect your Astro-Tech 152EDT r...

This Astro-Tech 15mm Paradigm Dual ED eyepiece gives you the outstanding medium power performance of a high-priced eyepiece at a price that will ma...

This newest version of the Astro-Tech AT16RCT carbon fiber Serrurier truss 16" f/8 Ritchey-Chrétien Hot Product for 2015 makes high quality large-a...

Sixteen millimeters is the all-rounder focal length in a 1.25" barrel. In a 10-inch f/5 Dob, it gives you 78x — high enough to darken the sky backg...