Optical Tube Assemblies(OTA's)

Tele Vue TV-85 OTA White

Tele Vue TV-76 OTA Green

Tele Vue TV-76 OTA White

Tele Vue TV-60 OTA

Sky-Watcher Starlux 190MN 190mm working aperture, 1000mm focal length, f/5.3 focal ratio  Virtually perfect Maksutov-Newtonian optical design: no coma corrector or field flattener needed  Primary and secondary mirrors feature proprietary...

Sky-Watcher Skymax 180   The Sky-Watcher Skymax Maksutov-Cassegrains are the ultimate take-anywhere telescopes. Despite their small dimensions they pack a powerful punch. Their high-resolution, diffraction-limited optical systems are...

Sky-Watcher Skymax 150 Maksutov-Cassegrain optical design Primary and secondary mirrors feature proprietary Radiant™ Aluminum Quartz™ (RAQ™) coatings Corrector plate featuring Metallic High-Transmission Coatings™ (MHTC™)...

Sky-Watcher Skymax 127 Maksutov-Cassegrain optical design Primary and secondary mirrors feature proprietary Radiant™ Aluminum Quartz™ (RAQ™) coatings Corrector plate featuring Metallic High-Transmission Coatings™ (MHTC™)...

Sky-Watcher Skymax 102 Maksutov-Cassegrain optical design Primary and secondary mirrors feature proprietary Radiant™ Aluminum Quartz™ (RAQ™) coatings Corrector plate featuring Metallic High-Transmission Coatings™ (MHTC™)...

Sky-Watcher Quattro Coma Corrector

Sky-Watcher Quattro 300P Imaging Newtonian 305mm aperture, 1200mm focal length Fast f/4 focal ratio Parabolic mirror designed for imaging with 94% reflectivity 10:1, dual-speed, 2-inch Crayford-style focuser Oversized secondary mirror produces greater...

Sky-Watcher Quattro 250P Imaging Newtonian 254mm aperture, 1000mm focal length  Fast f/4 focal ratio Parabolic mirror designed for imaging with 94% reflectivity 10:1, dual-speed, 2-inch Crayford-style focuser Oversized secondary mirror...

Sky-Watcher Quattro 200P Imaging Newtonian 205mm aperture, 800mm focal length Fast f/4 focal ratio Parabolic mirror designed for imaging with 94% reflectivity 10:1, dual-speed, 2-inch Crayford-style focuser Oversized secondary mirror produces greater...

Sky-Watcher Evostar 150ED 150 mm apochromatic refractor with matched lens assembly with one ED element 1200 mm focal length (f/8) Dual-speed 2” Crayford-type focuser Tube-ring attachment hardware with V-style dovetail plate Aluminum case M48...

Sky-Watcher Evostar 120 APO Doublet apochromatic optical design Two-element, air-spaced optical assembly minimizes false color 120mm aperture, 900mm focal length, f/7.5 focal ratio 2-inch dual-speed Crayford-style focuser Aluminum tube coated with...

Sky-Watcher Evostar 100 APO 100 mm apochromatic Refractor with Schott BK-7 and FPL-53 ED glass 900 mm focal length (f/9) Dual-speed 2″ Crayford-type focuser with 1.25″ adaptor 8×50 RA erect-image finderscope 2″ dielectric...