Starizona

The Feathertouch 3.5" focuser is the industry standard for a high-quality, large focuser and is included as standard equipment or an optional upgra...

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

This cute little Bahtinov mask plugs into the front opening of the ZWO Seestar S50 and help with manual focusing.  3D printed from durable carbon f...

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.  ...

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...

OPEN-BOX ITEM This SCT Corrector IV is an open-box unit. Each open-box item has been inspected and verified by our engineers to be in like-new co...

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...

*** Currently Unavailable - Working on new regular and HD ***   With the 0.4x focal reduction factor, the field of view becomes 2.5x wider and expo...

Accurate balance is necessary for the best telescope performance. Adding heavy accessories such as 2" eyepieces or cameras to a scope requires the ...

This version of the Counterweight Set will not work with the CPC-800. For the correct version, click here.Accurate balance is necessary for the bes...

Our M42-to-M54 Step Ring with Lip adds a stop to keep the ring from threading too far in.  Ideal for using a ZWO CAA with an SCT T-adapter, for exa...

This M42-to-M48 Step Ring features a built-in lip that acts as a mechanical backstop, preventing over-threading into larger M48 connections. Perfec...

This adapter converts T-threads (M42) to C-threads (1.0"). It has female T-threads on the bottom and male C-threads on the top. The adapter adds 5....

This adapter allows the use of a Feathertouch SCT MicroFocuser on an older Celestron 8" SCT (orange tube and some older black tube models). Include...

Use this sturdy, 3D-printed plastic bracket to attach a standard red-dot type finderscope to the flash hot shoe on top of your Nikon DSLR. The find...

This is the top half of the Celestron 8" SCT counterweight set. Use this if you already have a bottom slidebar kit from Celestron or Losmandy. Incl...

This adapter enables you to mount your unmounted 50.8mm filters to 48mm threads. This mount will allow you to use unmounted 50.8mm filters with Sta...

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 is the top half of the Celestron CPC-1100 counterweight set. Use this if you already have a bottom slidebar kit from Celestron or Losmandy. In...

Our kit of popular accessories for the ZWO Seestar S50 smart telescope includes a holder for using standard 2" (M48 thread) filters, a magnetic dew...

This part is used to replace the removable lip on the newer model Starizona Nexus 0.75x coma corrector, providing a male M54.5 x 1 thread for a dir...

Replacement 2" holder for Quattro focusers that features a brass clamp ring and much tighter inside diameter tolerance to better hold imaging acces...

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 ...