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  1. AR102 4" f/6.5 achromatic doublet refractor optical tube Explore Scientific AR102 4

    Explore Scientific AR102 4" f/6.5 achromatic doublet refractor optical tube

    $599.99
    8 Review(s)
    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 . . .
  2. 102mm f/12.75 Maksutov-Cassegrain optical tube Sky-Watcher Skymax 102 102mm f/12.75 Maksutov-Cassegrain optical tube

    Sky-Watcher Skymax 102 102mm f/12.75 Maksutov-Cassegrain optical tube

    $320.00
    2 Review(s)
    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.
  3. Save $256.00
    Pro 100ED 100mm f/9 ED doublet apochromatic refractor Sky-Watcher Evostar 100ED 100mm f/9 ED doublet apochromatic refractor

    Sky-Watcher Evostar 100ED 100mm f/9 ED doublet apochromatic refractor

    Regular Price: $1,255.00

    Special Price $999.00

    14 Review(s)
    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 . . .
  4. 90mm f/13.9 Maksutov-Cassegrain optical tube Sky-Watcher Skymax 90 90mm f/13.9 Maksutov-Cassegrain optical tube

    Sky-Watcher Skymax 90 90mm f/13.9 Maksutov-Cassegrain optical tube

    $270.00
    1 Review(s)
    The Sky-Watcher 90mm Maksutov-Cassegrain is a compact optical powerhouse, capable of producing sharp, high contrast images inside the solar system and out.
  5. Save $231.00
    Sky-Watcher Evostar 80ED 80mm f/7.5 ED doublet apochromatic refractor Sky-Watcher Evostar 80ED 80mm f/7.5 ED doublet apochromatic refractor

    Sky-Watcher Evostar 80ED 80mm f/7.5 ED doublet apochromatic refractor

    Regular Price: $1,080.00

    Special Price $849.00

    9 Review(s)
    This 80mm Sky-Watcher Evostar 80ED doublet apochromatic refractor is loaded with performance and features at a very attractive price . . .
  6. Save $531.00
    Esprit 80mm f/5 ED apochromatic triplet refractor with field flattener Sky-Watcher Esprit 80mm f/5 ED apochromatic triplet refractor with field flattener

    Sky-Watcher Esprit 80mm f/5 ED apochromatic triplet refractor with field flattener

    Regular Price: $2,230.00

    Special Price $1,699.00

    3 Review(s)
    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. 
  7. Esprit 100mm f/5.5 ED apochromatic triplet refractor with field flattener Sky-Watcher Esprit 100mm f/5.5 ED apochromatic triplet refractor with field flattener

    Sky-Watcher Esprit 100mm f/5.5 ED apochromatic triplet refractor with field flattener

    $3,210.00
    1 Review(s)
    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.
  8. Astro-Tech AT90CFT f/6 Triplet Apo Refractor Carbon Fiber OTA Astro-Tech AT90CFT f/6 Triplet Apo Refractor Carbon Fiber OTA

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

    $1,595.00
    4 Review(s)
    The Astro-Tech AT90CFT is a fantastic portable triplet instrument.
  9. Astro-Tech AT92 f/5.5 Triplet Apo Refractor OTA Astro-Tech AT92 f/5.5 Triplet Apo Refractor OTA

    Astro-Tech AT92 f/5.5 Triplet Apo Refractor OTA

    $1,795.00
    9 Review(s)
    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

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