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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 AT92 f/5.5 Triplet Apo Refractor OTA Focuser refurbs?

    Regular Price: $1,795.00

    Special Price $1,495.00

    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

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

    $2,620.00
    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 Pro/View 80 package with ProED 80 refractor and AllView mount

    $1,275.00
    The Sky-Watcher Pro/View 80 package combines a Sky-Watcher ProED 80 ED doublet 80mm apochromatic refractor with a Sky-Watcher AllView go-to altazimuth mount. The result is a great grab-and-go observing combination.
  5. Questar 3.5" Standard, Magnesium fluoride coatings

    $5,150.00
    Optical theory says that a Questar should not be able to resolve lunar craterlets and rilles under 1.3 arc seconds across - yet there are countless Questar owners and Questar photos that prove optical theory wrong . . .
  6. Questar 3.5" Duplex, Broadband coatings

    $5,725.00
    The best optics, the best optical coatings, the most performance per inch of aperture, the most features and flexibility - if you want the most astronomical telescope and terrestrial spotting scope that a very small package can provide, this Questar Duplex with braodband optical coatings is it . . .
  7. Explore Scientific 80mm f/6 ED Classic White Tube FCD100 Series APO Triplet Refractor

    $1,449.99
    This 80mm Explore Scientific FCD100 ED triplet apochromatic refractor is loaded with premium glass for outstanding viewing sessions night after night
  8. Questar 3.5" Duplex, Broadband coatings, factory installed Powerguide III

    $6,225.00
    The world-class broadband-coated and exceptionally flexible Questar Duplex 3.5" Maksutov-Cassegrain becomes a world traveler with its factory-installed battery-operated Powerguide III drive system . . .
  9. Tele Vue NP101Is 4" f/5.4 Nagler-Petzval apochromatic refractor

    $3,995.00
    This TeleVue NP-101is is a superb and highly portable apochromatic refractor for both visual observing and imaging . . .
  10. Coronado SolarMax III 90 Double Stack 3.5" F/8.9 solar telescope with 30mm blocking filter

    $7,199.00
    This 90mm Coronado SolarMax III 90 DS RichView tuning solar telescope has dual etalons for both <0.5 and <0.7 Ångstrom passband H-Alpha solar observing and binoviewing. Its large 30mm clear aperture blocking filter provides excellent imaging with large 35mm-format size DSLR and CCD cameras.
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