Products

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

Rainbow Astro RST-135 Vixen Saddle

Counterweights Not Required Only 8.5kg weight Capacity 30kg (max 50kg) Strain Wave Gear (Harmonic Drive) Built-in brake (RA...

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...

SBIG AFW Filter Wheels are fast and quiet, and are designed to be compatible with our full line of SBIG cameras.  Two size formats are available: L...

OM3 Fiber Optic Cable – various lengths.

Replacement Desiccant Plugs for SBIG camera models.  User-replaceable desiccant helps avoid unnecessary returns for service. Note:  Desiccant plugs...

The SBIG StarChaser SC-4 is your all-in-one solution for off-axis guiding. It is the world’s best off-axis guiding camera, measuring only 0.875″ (2...

Includes: Sky-Watcher 6-inch f/8 Dobsonian OTA. Rocker Base. 6X30 Finder and Bracket. 25 mm Plossl 1.25-inch Eyepiece. 10 mm Plossl 1.25-inch Eyep...

  Large 300mm aperture delivers stunning viewing experience Innovative collapsible design that retains collimation 1840x more light-gathering powe...

34mm fully illuminated field but can handle full frame as well 95mm back-focus (55mm when back focus spacer and M48 ring installed) Drops f/ratio...

36mm fully illuminated field, compatible with both APS-C and full frame sensors 90mm back-focus (55mm when back focus spacer and M48 ring install...

0.9x thread-on reducer/corrector produces a flat field across the entire image while shortening exposure time by 24%. Optimized for Evolux 62mm re...

0.9x thread-on reducer/corrector produces a flat field across the entire image while shortening exposure time by 24%. Optimized for Evolux 82mm re...

  44-pound payload capacity handles a large variety of OTAs German equatorial/Alt-Az/dual-OTA mode Permanent periodic error correction (PPEC) +/- ...

  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...

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

Doublet apochromatic optical design Two-element, air-spaced optical assembly minimizes false color 100mm aperture, 900mm focal length, f/9 focal r...

Doublet apochromatic optical design Two-element, air-spaced optical assembly minimizes false color 120mm aperture, 900mm focal length, f/7.5 focal...