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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. Explore Scientific 102mm f/7 Carbon Fiber FCD100 ED Triplet Refractor Explore Scientific 102mm f/7 Carbon Fiber FCD100 ED Triplet Refractor

    Explore Scientific 102mm f/7 Carbon Fiber FCD100 ED Triplet Refractor

    $2,000.99
    5 Review(s)
    This 102mm (4") Explore Scientific Carbon Fiber 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.
  3. 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 . . .
  4. Save $491.00
    Pro 120ED 120mm f/7.5 ED doublet apochromatic refractor Sky-Watcher Evostar 120mm f/7.5 ED doublet apochromatic refractor

    Sky-Watcher Evostar 120mm f/7.5 ED doublet apochromatic refractor

    Regular Price: $2,490.00

    Special Price $1,999.00

    10 Review(s)

    This 120mm Sky-Watcher Evostar 120ED is a premium doublet apochromatic refractor with highly-reviewed high contrast/high resolution optics that Sky & Tel said were on a par with scopes costing three times its price . . .

  5. 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 . . .
  6. Save $900.00
    Astro-Tech AT152EDT f/8 Triplet APO Refractor OTA Astro-Tech AT152EDT f/8 Triplet APO Refractor OTA

    Astro-Tech AT152EDT f/8 Triplet APO Refractor OTA

    Regular Price: $4,395.00

    Special Price $3,495.00

    8 Review(s)
    A true APO using FK61 and Lanthanum in a temperature compensated cell. This is a fantastic instrument.

    Out of stock

  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. Sky-Watcher Esprit 150mm f/7 ED apochromatic triplet refractor with field flattener Sky-Watcher Esprit 150mm f/7 ED apochromatic triplet refractor with field flattener

    Sky-Watcher Esprit 150mm f/7 ED apochromatic triplet refractor with field flattener

    $8,250.00
    1 Review(s)
    The big Sky-Watcher Esprit 150mm ED apochromatic triplet refractor with thread-on field flattener combines premium high contrast/high resolution imaging performance with the flat field you need for critical imaging. It's a superb 6" apo refractor that can be the heart of your observing and wide field imaging system for years to come.
  9. 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. 
  10. 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.
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