Starizona

This replacement adapter came with the original Starizona RASA8 Filter Slider converting the bottom M48 to M42 and adding 1mm to the Filter Slider ...

Use this female T-thread to male T-thread spacer to extend standard T-thread adapters to achieve the correct backfocus for your telescope. 21mm in ...

Use this female T-thread to male T-thread spacer to extend standard T-thread adapters to achieve the correct backfocus for your telescope. Availabl...

Use this female T-thread to male T-thread spacer to extend standard T-thread adapters to achieve the correct backfocus for your telescope. Availabl...

This version of the Counterweight Set will not work with the CPC-1100. For the correct version, click here. Accurate balance is necessary for the b...

This double ring set offers improved stability over single camera body mounting rings for using a ZWO camera with a DSLR camera lens.  The ring set...

This bracket allows easy mounting of the ZWO EAF autofocus motor to an Airy Disk triplet refractor.  Tested to work with 85, 96, 106 and 140mm mode...

Note that this version of the counterweight set will not work with the CPC-1100 telescopeTo achieve true dynamic balance with a fork-mounted SCT, b...

Designed exclusively for the Askar 131F, this 0.74× reducer reduces the 131F focal ratio to F5.6, unlocking more potential for your imaging possibi...

Self-flattened quadruplet Astrograph which can be used for visual observing and astrophotography. The Askar 131F is a large-aperture telescope des...

Common T-rings use M42 threads and are not compatible with equipment that uses larger M48 threads.  Use this anodized aluminum T-ring to connect a ...

Made from anodized aluminum.

This adapter ring will convert a standard HyperStar C14 into an HD version to work on an EdgeHD telescope.  It simply threads into the existing...

Use this female T-thread to male T-thread spacer to extend standard T-thread adapters to achieve the correct backfocus for your telescope. Availabl...

Second-generation design optimized for new-style Hyperion 12.5" and 16" models. Available now. The optical design of the Hyperion focal reducer has...

Note that this version of the counterweight set will not work with the CPC-800 telescopeTo achieve true dynamic balance with a fork-mounted SCT, bo...

Use this adapter to connect a camera with female T-threads to a device with male C-threads. Ideal for using T-thread autoguiders such as the Orion ...

Ideal for using a 68mm OAG, our M68 T-adapter fits any Celestron telescope with the larger 3.29" rear cell threads.  It is compatible with all C11 ...

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

A high-performance sextuplet, air-spaced Petzval astrograph featuring SD glass elements. Specifications Parameters Aperture s...

Self-flattened quadruplet astrograph which can be used for visual observing and astrophotography. The Askar 111F has 111mm aperture, 766mm focal l...

60mm Double Stack Modular Telescope — Maximum Contrast The LS60MT Premium Kit is the ultimate expression of the 60mm modular platform — combining L...

The popular Sky-Watcher SolarQuest mount is an awesome little sun tracking mount that works perfectly with many solar telescopes, but some telescop...