Products

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 included with HyperStar lenses for fork-mounted telescopes. It has a 1.25" barrel that fits into...

Use this adapter if you have a HyperStar lens and need to adapt it to a Celestron Edge HD telescope. This ring replaces the bottom ring on the stan...

Use this adapter if you have a HyperStar lens and need to adapt it to a Celestron Edge HD telescope. This adapter is included with the Edge HD Hype...

Use this adapter if you have a HyperStar lens and need to adapt it to a Celestron Edge HD telescope. This ring replaces the bottom ring on the ...

Use this adapter if you have a HyperStar lens and need to adapt it to a Celestron Edge HD telescope. This ring replaces the bottom ring on the stan...

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

Features on LPS-P3 Updated version from LPS-P2 and LPS-D1 Primary targets of light pollution are mercury and high/low sodium vapor lines More str...

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 ...

This filter has been discontinued.  It was replaced by the NBZ-II.IDAS NBZ UHS(Ultra High Speed) versions The IDAS Nebula Booster 48mm Filter is d...

This new 1.35 kg (3 lb) counterweight is designed for SkyTracker Pro and SkyGuider pro counterweight package (#3324), as well as other iOptron moun...

This 2 kg (4.5lb) counterweight is designed for following iOptron mount: CEM40/CEM40EC* (early version with 20mm CW shaft) iEQ30/iEQ30 Pro CEM25/...

Item Description: Achromatic Hand Figured Doublet in Push-Pull style cell  Lens Diameter: 104 mm Clear Aperture: 100 mm No of Elements: 2 Focal Le...

Item Description: Super Apochromatic (Super APO) Fluorite Triplet Lens Diameter: 146 mm Clear Aperture: 140 mm No of Elements: 3 Optical glass: Fl...

Using a Celestron CPC telescope just got even easier!Setting up a Celestron CPC scope is a cinch, but sometimes finding the right spot to set the t...

Note: This version of the Landing Pad is for the newer style silver Celestron tripods, not the original black tripods. It includes different bolts ...