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  1. Astro-Tech AT92 f/5.5 Triplet Apo Refractor OTA

    $1,795.00
    If you are looking for the best fast focal ratio/compact APO refractor that Thomas Back and Roger Ceragioli could create, then look no further.

    Out of stock

  2. Astro-Tech AT90CFT f/6 Triplet Apo Refractor Carbon Fiber OTA

    $1,595.00
    The Astro-Tech AT90CFT is a fantastic portable triplet instrument.
  3. Sky-Watcher Esprit 100mm f/5.5 ED apochromatic triplet refractor with field flattener

    $3,210.00
    The Sky-Watcher Esprit 100mm ED apochromatic triplet refractor has the premium high contrast/high resolution/flat field optical performance you need to let you use it as the heart of your observing and wide field imaging system.
  4. Sky-Watcher Esprit 80mm f/5 ED apochromatic triplet refractor with field flattener

    $2,230.00
    The compact Sky-Watcher Esprit 80mm ED apochromatic triplet refractor has the premium high contrast/high resolution optical performance you need to let you use it as the heart of your observing and wide field imaging system. 
  5. Sky-Watcher Skymax 90 90mm f/13.9 Maksutov-Cassegrain optical tube

    $270.00
    The Sky-Watcher 90mm Maksutov-Cassegrain is a compact optical powerhouse, capable of producing sharp, high contrast images inside the solar system and out.
  6. Sky-Watcher Evostar 80ED 80mm f/7.5 ED doublet apochromatic refractor

    $1,080.00
    This 80mm Sky-Watcher Evostar 80ED doublet apochromatic refractor is loaded with performance and features at a very attractive price . . .
  7. Sky-Watcher Skymax 102 102mm f/12.75 Maksutov-Cassegrain optical tube

    $320.00
    The Sky-Watcher 102mm Maksutov-Cassegrain is an inexpensive step up from a 90mm Mak. This compact optical powerhouse is capable of producing sharp, high contrast images inside the solar system and out.
  8. Sky-Watcher Evostar 100ED 100mm f/9 ED doublet apochromatic refractor

    $1,255.00
    This 100mm Sky-Watcher Evostar 100ED doublet apochromatic refractor is a premium scope with high contrast/high resolution performance and premium accessories at a very attractive price . . .
  9. Explore Scientific AR102 4" f/6.5 achromatic doublet refractor optical tube

    $599.99
    This highly portable 4" Explore Scientific achromatic refractor optical tube (only 25.5" long, with a weight of 11.3 pounds) is a great value for spur-of-the-moment grab and go astronomy . . .
  10. Explore Scientific 102mm f/7 Classic White FCD100 ED Triplet Refractor

    $1,999.99
    This 102mm (4") Explore Scientific Essential Series air-spaced ED triplet apochromatic refractor is loaded with quality optical performance at a surprisingly reasonable price for a scope of its size and optical quality.
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