On Sale

Sky & Telescope called it a Hot Product. Years of owner reviews later, the AT60ED has earned that reputation many times over. This is a 60mm f/...

ZWO EAF 5V Electronic Automatic Focuser – Precision at Your Fingertips If you’ve ever struggled with getting that perfect focus during an imaging s...

There's a moment in every refractor owner's life when the view snaps into focus and the background goes black — truly black, the way only a well-co...

ZWO ASIair Plus 256GB – The Ultimate Smart Controller for Astrophotography  Astrophotography requires precision, patience, and the right tools. The...

This Product Has Been Discontinued.  This Page Is Here For Informational Purposes Only. The AT70ED delivers genuine ED glass performance at an hone...

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

Four millimeters is the extreme end of useful magnification in a 1.25" eyepiece — the one you reach for when the atmosphere is dead calm and the pl...

Most first telescopes fail in the same two places: a shaky mount and disappointing optics. The Spectrum 70mm Maksutov-Cassegrain avoids both. It's ...

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...

Five inches of ED triplet aperture is where a refractor stops feeling small. The AT130EDT combines a 130mm f/7 triplet objective, a heavy-duty 3.2-...

Explore Scientific iEXOS-100 PMC-Eight Equatorial Tracker System The Explore Scientific iEXOS-100 PMC-Eight™ Equatorial Tracker System is a portabl...

This is required for cooling your ZWO camera or running your AM5 and AM3 mounts. American Standard Sockets AC to DC 12 Volts at 5 AmpsThis power...

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...

This Explore Scientific 24mm argon-purged eyepiece has a wide 68° field that gives impressively sharp and contrasty medium power images with virtua...

ZWO ASI120MM Mini – Compact, Capable, and Designed for Precision Guiding The ZWO ASI120MM Mini is a feature-packed monochrome CMOS camera designed ...

This Product Has Been Discontinued.  This Page Is Here For Informational Purposes Only. Most small refractors ask you to buy a separate field flatt...

The "picture window on space" viewing experience of this 82° field Explore Scientific 11mm 1.25" argon-purged eyepiece gives you the magnification ...

This Product Has Been Discontinued.  This Page Is Here For Informational Purposes Only. The AT125EDL occupies a rare middle ground: it's large enou...

This product has been discontinued and replaced by a new version in 2025.  Here is the link to that product. This version is no longer for sale an...

This 82° field Explore Scientific 30mm 2" argon-purged waterproof eyepiece gives you the big picture, making you feel like you're relaxing in front...

ZWO EAF Hand Controller – Manual Precision for Your Electronic Auto Focuser If you’re using the ZWO EAF (Electronic Automatic Focuser) but miss the...

Astrophotography has come a long way, and the ZWO ASI533MC Pro stands as a testament to the latest advancements in imaging technology. Designed fo...

Looking for a little more height for your ZWO AM5 mount? You have come to right page on the internet The ZWO AM5 mount has a ton going for it. Ligh...

ZWO EAF (Electronic Automatic Focuser) – Precision in Every Step The latest generation of the ZWO EAF (Electronic Automatic Focuser), introduced in...