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This bracket provides a solid, easy attachment of the ZWO EAF autofocus motor to a Skywatcher Quattro Newtonian focuser.  There are two versions of...

This PETG 3D printed altitude knob replaces the original Sky-Watcher EQ6 altitude knob with a larger easier to grab alternative.  To install simply...

This wide M48-threaded T-ring will fit Canon RF-mount mirrorless cameras.  It is a "T-minus" style ring that is only 10mm thick.  This allows it to...

The RASA 8 Filter Holder allows the use of 2" filters on Celestron's RASA 8" telescope with a camera using M54 threads and having a 17.5mm backfocu...

ZWO ASI220MM Mini Monochrome Camera    

The iconic 8-inch Schmidt-Cassegrain has been known for decades as Celestron’s most beloved telescope. Now beginner to intermediate astroimagers ca...

This adapter will step M48 threads up to M54.  It has M48 female on the inside and M54 male on the outside.  It does not add any length to the opti...

T-thread adapter for autofocus Canon EOS EF cameras.

Sorbothane gasket used in HyperStar conversion kit for Celestron 11" SCTs. Useful for retrofitting a factory-installed Fastar secondary assembly so...

20mm long adapter from female M48x0.75 to male M48x0.75 threads.  This can be useful to get 55mm backfocus with a ZWO cooled camera (17.5mm) and St...

Looking to permanently mount your AVX mount? You'll want this adapter kit to easily attach the AVX equatorial mount to a permanent pier. The top pl...

Sorbothane gasket used in HyperStar conversion kit for Celestron 8" SCTs. Useful for retrofitting a factory-installed Fastar secondary assembly so ...

This is the standard stainless steel counterweight for use with HyperStar lenses on fork-mounted telescopes (also known as Alt/Az mounts).  The wei...

Seestar TH10 hydraulic tripod head is specially designed for use with Seestar smart telescopes in equatorial mode. It also compatible with most ...

M42 female to M42 male 5mm spacer.

Rotate your camera with ease and compose your shots with one click -ZWO CAA- ZWO CAA (Camera Angle Adjuster) is ZWO’s new camera rotator, designed ...

ZWO Atmospheric Dispersion Corrector is used to reduce the effect of atmospheric dispersion on lunar and planetary images The prisms are the cente...

This version of the Counterweight Set will only work with the CPC-1100. For other Celestron 11" SCTs, click here. Accurate balance is necessary for...

NexStar+ Hand Control works with Celestron equatorially mounted computerized telescopes Compatible with Advanced VX, CGEM, CGEM II, CGX, and CGX-...

The only purpose of this adapter is to replace the top of an already existing standard HyperStar adapter to change its thread type.  An example of ...

NexStar+ Hand Control is compatible with all altazimuth (AZ) NexStar telescopes Flash upgradeable via the Internet; latest updates can be found at...

Add an EAF to your Sky-Watcher HAC125 DX!  This kit includes a pulley that fits on the focus knob on the back of the HAC125 and a belt to drive it ...

Preserve your night vision while stargazing with this straightforward red LED flashlight. The single-button design makes it effortless to toggle on...

20mm adapter that connects Starizona's Filter Slider to the Stock RASA 11 adapter for ZWO Cooled cameras. Yay!

  ASI585MC Pro is a new ZWO deep sky camera based on the 4k SONY CMOS sensor with a 1/1.2″ format and 2.9μm pixels. It has a super high sensitivit...

This kit allows a non-HyperStar-compatible SCT to be converted into a compatible telescope. The kit includes three components that replace the orig...

Sorbothane gasket used in HyperStar conversion kit for Celestron 9.25" SCTs. Useful for retrofitting a factory-installed Fastar secondary assembly ...

ASI6200MC Pro All Pro cameras (with cooler) need to be connected to an external 11-14v power supply to image. You can also use ASIAIR to power the ...

If you are loading extra equipment on your Celestron Advanced VX Equatorial Mount, you may need additional counterweights. This anodized counterwei...

Eliminate diffraction spikes from power and USB cables with a curved cable router!  Designed to clamp onto a ZWO camera body, these routers guide c...

About the book from the Author, David Levy: "It is a book I have been working on for almost a decade, and it is the story of my life. The book begi...

Get ready for the next awe-inspiring comet with a pair of sleek, portable Celestron Cometron 7x50mm binoculars. The large 50mm objective lenses an...

Sun Catcher Solar Eclipse Glasses (4-Pack Assortment) Watch the Total Eclipse Event on April 8th, 2024 in safety, comfort, and style. Made with an...

7.5mm M42 to M42 spacer

The Starizona Cool Edge was named one of Sky & Telescope's Hot Products for 2012! This innovative product from Starizona is designed to hel...

Quality X-Cel LX 2x Barlow doubles the magnification of any 1.25” eyepiece 3-element apochromatic, fully multi-coated optics offer up bright, shar...

50 mm apochromatic refractor with matched lens assembly with one ED element 242 mm focal length (f/4.8) 1.25” Helical focuser Finder stalk Vixen-s...

IMPORTANT NOTE!  We have recently found that Sky-Watcher has been cementing the 1.25" ring on some HAC125s that needs to be removed to use our filt...

  A greatly revised and updated edition of the best-selling guidebook to stargazing The fifth edition of NightWatch: A Practical Guide to Viewing t...

Attach a variety of accessories to your Advanced CG-5 or Advanced VX mount with this Universal Mounting Plate. Several different mounting holes to ...

This adapter ring will convert a standard HyperStar C8 into an HD version to work on an EdgeHD telescope.  It simply threads into the existing bott...

  Main Sensor The main sensor IMX571 features an APS-C format and 26MP total pixels. The size is 23.5mm in width x 15.7mm in height, and the...

CNC machined secondary spider made of aluminum (EN AW-6061), black matte anodized, suitable for Sky-Watcher 200 PDS/Quattro This secondary spider i...

This is the top camera adapter plate for our T-Adapter with Filter Holder for large EdgeHD scopes.  The T-adapter normally comes with M42 threads, ...

What type of telescope is best for beginners? Can I use my camera to take photographs through a telescope? How good are the new computerized tele...

Dovetail for mounting a Celestron 8" SCT to a Celestron CGE-style or Losmandy D-style saddle plate or for piggybacking a guidescope or camera. Plea...

This stainless steel counterweight can be used as an addition to the top portion of the Starizona's Counterweight Kit or as additional weight for b...