Products

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...

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

Sorbothane gasket used in HyperStar conversion kit for Celestron 14" SCTs. Useful for retrofitting a factory-installed Fastar secondary assembly so...

Sorbothane gasket used in HyperStar conversion kit for Celestron 6" SCTs. Useful for retrofitting a factory-installed Fastar secondary assembly so ...

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

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

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

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

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

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

This adapter ring will convert a standard HyperStar C11 into an HD version to work on an EdgeHD telescope.  It simply threads into the existing bot...

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...

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...

Galaxy and Nebula booster plus Comet enhancing filter A new generation filter covering multiple objects including comets, galaxies, the Milky Way, ...

Galaxy and Nebula booster plus Comet enhancing filter A new generation filter covering multiple objects including comets, galaxies, the Milky Way, ...

A new generation - the world-first - galaxy and nebula booster filter intended for shooting not only nebulae, but also galaxies by the use of the t...

A new generation - the world-first - galaxy and nebula booster filter intended for shooting not only nebulae, but also galaxies by the use of the t...

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

IDAS NB1 Filter is designed to enhance the contrast of emission nebula, yet accommodate the filter spectral shift* when used with modern fast optic...

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. ...

The IDAS NBZ-II is a dual band nebula booster filter - the successor to the NBZ (UHS) filter. The FWHM of the NBZ-II is 8nm (+/=0.4nm) at ...

  IDAS NGS1 filters (previously LPS-D3) enhance the contrast of astronomical emission nebulae against a sky with both man-made and natural* sky glo...

The Azimuth Adjuster Adapter is designed for use on the Twilight Medium Duty or Twilight Heavy Duty tripods.  This adapter also works with the Lig...