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Starizona's autofocus and accessory kit for the Askar 50P enhances this already adorable telescope. The autofocus bracket works with the ZWO EAF an...

Enjoy better views through your telescope with this premium diagonal featuring diffraction-limited optics and dielectric coatings Provides a 90° ...

 The Askar 140APO is an OTA with a 140mm aperture, 980mm focal length, and f/7 native focal ratio.   The aperture of 140mm gives it an inherent adv...

The PhotoSol Orbit HEPA Blower is the only blower approved by NASA for use on the International Space Station’s instrument sensors. Use the Orbit ...

Users are often racked by the task of choosing and matching dazzling filters as well as adapters when it comes to using a filter drawer. It just be...

This version of the Counterweight Set will only work with the CPC-800. For other Celestron 8" SCTs, click here.Accurate balance is necessary for th...

Works on AZ-EQ6 and ZWO AM7 Counterweight Shafts 11lbs

Blast off and explore the universe with this captivating Moon mission-themed telescope! 100mm reflector with high-quality parabolic mirror offers ...

Looking to permanently mount your CPC telescope? You'll want this adapter kit to easily attach the CPC fork mount to a permanent pier. The top plat...

Antlia OIII EDGE narrowband filter optimizes the FWHM (full width half maximum) to 4.5nm bandpass. The suppression of optical density (OD)5 on unwa...

This adapter threads into the front (telescope side) threads of the SkyWatcher EvoStar ED focal reducer, allowing the reducer to be placed directly...

For imagers who want easier filter changes or need larger camera threads, the Starizona HyperStar Filter Slider Upgrade is available as a separate ...

CNC machined secondary spider made of aluminum (EN AW-6061), black matt anodized, suitable for 8" TS-Optics GSO Photon This secondary spider is ma...

Our 2-piece Bahtinov focusing mask is easy to install with a HyperStar and camera in place, even with camera cables in the way.  The two halves sna...

Use this adapter to connect a T-ring or T-mount camera to a 2" focuser. Low profile design keeps backfocus short. Threaded for 48mm filters.

This 3D printed case will hold our Origin filter drawer and a mounted filter, keeping the filter clean and safe and ready to go between sessions.  ...

42,000 object data base Built-in USB-B 2.0 port for easy control via PC or firmware updates Only compatible with Sky-Watcher SynScan mounts In...

Antlia H-alpha EDGE narrowband filter optimizes the FWHM (full width half maximum) to 4.5nm bandpass. The suppression of optical density (OD)5 on u...

Additional threaded 2.5-pound bottom counterweight for Starizona counterweight sets (for NexStar GPS and CPC telescopes). Necessary for heavy loads...

A filter for enchanced H-alpha nebula observations with UV/near IR suppressiong function - especially removing red end spectrum interference. The H...

With the upgrading of electronic astronomical accessories, electronic devices are more and more widely used in astronomical observation and astroph...

Made of anodized aluminum with female threads.

IDAS NB3-PM: PM stands for Passband Modification  Nebula Booster NB3-PM filter for OIII and SII the NB3, OIII and SII emission lines respectively. ...

Sky-Watcher’s SynScan USB brings older Sky-Watcher mounts into the 21st century, by eliminating the need for outdated serial connections. For thos...

The latest book by noted astronomer David Levy (do-discoverer of the Shoemaker-Levy comet which slammed into Jupiter in 1994. This book, geared tow...

To achieve true dynamic balance with a fork-mounted SCT, both top and bottom weights are required. See stock number CWCPC11-CS for the complete top...

Use this adapter to put a 2" male nosepiece onto the original (non-modular) Starizona Filter Slider to use on anything that accepts a 2" barrel.   ...

The 0.8x reducer can bring Askar 140APO's focal ratio down to F5.6. This is a standard reducer with field flattening capabilities as well. A shor...

The 1.0x flattener does not change the telescope's focal ratio itself. After connecting with the Askar 140APO, it still maintained a focal ratio ...

The Celestron Aluminum Dew Shield with Cover Cap is an essential accessory that protects your telescope tube in the field. The dew shield reduces r...