Products

The 18mm 82° Series Waterproof Argon-Purged Eyepiece is a popular focal length in the upper-medium power magnification class providing both super-w...

The 24mm 82° Series Waterproof Argon-Purged Eyepiece is a popular focal length in the upper-medium power magnification class providing both super-w...

“I just recently purchased my first E.S. telescope after owning a couple fantastic E.S. eyepieces. I have the 6.7mm & 30mm 82° eyepieces and th...

The 6.7mm 82 degree eyepiece is great for planetary detail, and does not require the perfect seeing conditions needed for higher magnifications. Wh...

The 8.8 mm focal length is perfect for observing objects that would benefit from higher magnifications, but that also require a bigger field of vie...

Explore Ultra-Wide Eyepieces - Comfort, Quality, Value. The Explore Scientific 92° Series eyepieces are hyper-wide class oculars with extraordinary...

Reveal celestial wonders like the desolate beauty of the lunar terrain, the serene structure of Saturn’s rings or the brightest deep sky treasures ...

When the designers at Explore Scientific set their sights on creating a top-quality apochromatic refractor that anyone would be proud to own, they ...

Reveal celestial wonders like the desolate beauty of the lunar terrain, the serene structure of Saturn’s rings or the brightest deep sky treasures ...

Reveal celestial wonders like the desolate beauty of the lunar terrain, the serene structure of Saturn’s rings or the brightest deep sky treasures ...

When the designers at Explore Scientific set their sights on creating a top-quality apochromatic refractor that anyone would be proud to own, they ...

When the designers at Explore Scientific set their sights on creating a top-quality apochromatic refractor that anyone would be proud to own, they ...

Reveal celestial wonders like the desolate beauty of the lunar terrain, the serene structure of Saturn’s rings or the brightest deep sky treasures ...

The Explore Scientific 80mm f/6 Air-Spaced Triplet ED APO telescope made Wired Magazine's Wish List for cool gifts and is a perfect instrument for ...

2x Explore Scientific Focal Extender, 1.25-inch Barrel, 4 Elements

2x Explore Scientific Focal Extender; 2-inch Barrel; 4 Elements

This Micro Pinion Assembly can be used on the Takahashi 102, TSA120, 128, TOA130 with 2.7" focusers. This installation improves the performance of ...

Feather Touch® 1.25″ Diameter Single Speed 1.5″ Draw Tube Travel, Brake and Compression Ring.  The draw tube is threaded with a T-thread for ease...

This Keypad should only be purchased for use with the GTOCP1, GTOCP2 and GTOCP3 control boxes. This Keypad model will be supplied with the original...

This Keypad should only be purchased for use with the GTOCP4 and GTOCP5 control boxes with version P02-09 firmware or later. If you own a GTOCP1, ...

All GTO mounts(except the Mach2GTO) produced since 1998 can be easily upgraded!!! The GTOCP4 Upgrade and Installation Guide (PDF document) provide...

Self-Centering Adapter (SCA) Provides Repeatable InstallationThe HoTech laser collimator separates itself from all other laser collimators with its...

Self-Centering Adapter (SCA) Provides Repeatable InstallationThe HoTech laser collimator separates itself from all other laser collimators with its...

Self-Centering Adapter (SCA) Provides Repeatable InstallationThe HoTech laser collimator separates itself from all other laser collimators with its...

Self-Centering Adapter (SCA) Provides Repeatable InstallationThe HoTech laser collimator separates itself from all other laser collimators with its...

Innovation brings Affortable and Portable Collimation into RealitySince the invention of the Cassegrain Telescope in 1672 by the French sculptor Si...

Innovation brings Affortable and Portable Collimation into RealitySince the invention of the Cassegrain Telescope in 1672 by the French sculptor Si...

Collimates 8" Schmidt-Cassegrain Telescopes with HyperStar Lens installed. Package Includes: Advanced CT Laser Collimator 8" HyperStar Reflector M...

Announcing the Self-Centering Camera T-Adapter for Astrophotographers.The Self-Centering Adapter (SCA) mechanism provides repeatable and reliable c...

2" SCA T-Adapter center and square loads perfectly in your visual back and provides a secure adaption for the best imaging result Announcing the S...

DC14 Celestron dovetail plate for 14", bolts to existing holes. Wt. 3.75 lbs. Length 24" HS 23.00, Ht. top of tube to top of dovetail plate 1.20" T...

DM10 Meade dovetail plate for 10", bolts to existing holes. Wt. 2.5 lbs. Length 19" HS 16.0/16.50, Ht. top of tube to top of Meade dovetail bar 1.0...

DM12 Meade dovetail plate for 12", bolts to existing holes. Wt. 4.5 lbs. Length 19" HS 18.175, Ht. top of tube to top of Meade dovetail bar 1.20" T...

Meade dovetail plate for 14", bolts to existing holes. Wt. 5.5 lbs. Length 24" HS 22.00, Ht. top of tube to top of Meade dovetail bar 1.20" Thickne...

Meade dovetail plate for 16", bolts to existing holes. Wt. 5.5 lbs. Length 24" HS 23.00, Ht. top of tube to top of dovetail plate 1.45" Thickness ....

Meade dovetail plate for 16" F8, bolts to existing holes. Wt. 5.5 lbs. Length 24" HS 23.00, Ht. top of tube to top of dovetail plate 1.45" Thicknes...

DM8 Meade dovetail plate for 8", bolts to existing holes. Wt. 3 lbs. Length 14" HS 12.325/12.70, Ht. top of tube to top of dovetail plate 1.20" Thi...

Male to male dovetail plate - short. For use of secondary equipment on equatorial mount and DSBS. Wt. 13 oz., Length 7", Thickness 0.8"

Meade dovetail plate for 7" Mac., bolts to existing holes.Wt. 4 lbs. Length 19" HS 16.0/16.50, Ht. top of tube to top of dovetail plate 1.00" Thick...

  150mm aperture, 600mm focal length  Fast f/4 focal ratio  Parabolic borosilicate mirrors utilizing Sky-Watcher’s proprietary Radiant ™ Aluminu...

Stainless steel 3kg/6.6lbs for RST-135 mounts

Rainbow Astro RST-135 Vixen Saddle

The EdgeHD .7x Focal Reducer Lens makes your EdgeHD 1400 one full F-Stop faster than f/11, reducing your exposure time by half to capture the same...

  Affordable, large 200mm aperture delivers stunning viewing experience 78% brighter than 150mm model Patented tension control handle allows for p...

  Affordable, large 250mm aperture delivers stunning viewing experience 56% brighter than the Classic 200P Dobsonian Patented tension control hand...

An Astrophotography Powerhouse The EQ6-R boasts a number of features to aid astrophotographers. The built in ST-4 Autoguider port turns this mount...

Because these mounts are observatory class we are offering them in two configurations. For the field imager both mounts include the mount head, two...