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Holds standard 2" mounted filters with 48mm threads. Be sure to choose the correct version of Filter Slider you have.

Important things to know about HyperStar adapters: DSLR adapters will not work with the Filter Slider Filter Slider Adapters do not come with a St...

This 3D-printed case is made to hold the filter drawer from our Filter Slider. The drawer with filter installed fits into the case for protection a...

Performance The diagram above shows how the SCT Corrector improves the off-axis spot size on a Celestron 11" SCT. Performance is similar on other ...

* HYPERSTAR USERS: If you're ordering a Modular Filter Slider for your HyperStar you will also need to purchase a Filter Slider Adapter for your ...

Dr. David H. Levy Talks about Hyperstar How to Install Your Hyperstar HyperStar Promo Video Features The HyperStar 8 lens converts...

The Starizona EvoFF field flattener turns the Skywatcher Evoguide 50 into a sharp, portable, wide-field imaging scope. The EvoFF has also been test...

Turn your Newtonian telescope into a fast, high-quality astrographic instrument with the Starizona Nexus focal reducer.Newtonian telescope...

The ApexEd Threaded Focuser Adapter works on a verity of focuser options. You can pick between M42 or M48 male camera facing threads. Each Threaded...

With the Apex ED reducer, an f/5.5 apo refractor becomes an incredibly fast f/3.6 astrograph. A slower f/9 telescope like an RC becomes a speedy f/...

Dr. David H. Levy Talks about Hyperstar How to Install Your Hyperstar HyperStar Promo Video M31 image taken by Jammey Church T...

HyperStar 11 photos taken by the amazing: Andreas Bringmann Dr. David H. Levy Talks about Hyperstar How to Install Your Hyperstar Hy...

The filter drawers can be pulled in and out using a small knob. This knob is required because the filter slider will be completely flush with your ...

The NexStar SE Bracket tilts the hand controller at a convenient 30-degree angle, making it easy to read the LCD and use the controller even while ...

Dr. David H. Levy Talks about Hyperstar How to Install Your Hyperstar HyperStar Promo Video Features The HyperStar 9.25 lens...

Once installed (see instructions at bottom), the actions appear in the Actions palette in Photoshop and a selected action may be “played” by simply...

Purchase additional filter holders to easily use multiple filters with the Starizona Filter Slider. Holds standard 2" mounted filters with 48mm thr...

35.3mm T-to-T spacer (M42 female to M42 male).  This adapter takes up 35.3mm of the Starizona SCT Corrector's 90.3mm back focus. Leaving 55mm of ba...

Our solution was to make a level that fits onto a convenient surface on the mount and converts that angled surface into a horizontal one. The AVX L...

This bracket is designed to work with C8, C9, C11 and C14 the Celestron SCT scopes. You can directly connect it to the scopes without using the fe...

Our 3D printed EvoGuide 50 Clamshell is designed to make it easy to mount the SkyWatcher EvoGuide 50 refractor and a guidescope for wide-field imag...

Starizona's SCT Corrector has been an incredibly popular focal reducer and coma corrector, giving astrophotographers with standard Schmidt-Cassegr...