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  1. Explore Scientific AR152 6" f/6.5 achromatic doublet refractor optical tube

    $979.99
    This 6" Explore Scientific AR152 achromatic refractor optical tube is a sensational value - a big 6" (152mm) and fast f/6.5 refractor that's priced like an 80mm scope.
  2. Astro-Tech AT125EDL Refractor OTA FCD-100 and Lanthanum f/7.8 Doublet with Hard Case

    $1,849.00
    The Astro-Tech AT125EDL takes the performance of the it smaller siblings and combines it with the mechanics of the EDT line.
  3. Astro-Tech 12" f/8 truss tube Ritchey-Chrétien optical tube

    $4,495.00
    This newest Version A of the Astro-Tech AT12RCT carbon fiber Serrurier truss Ritchey-Chrétien Hot Product for 2015 makes high quality large-aperture/large format DSLR and CCD imaging affordable for the dedicated amateur astrophotographer and educational institution.
  4. ZWO FF107 APO OTA

    Regular Price: $2,499.00

    Special Price $1,999.00

    The ZWO FF series is a potential fit for your astro-photography needs.
  5. Explore Scientific 152mm f/8 FCD-1 ED Triplet Refractor, Carbon Fiber, 2.5" HEX Rack and Pinion Focuser

    $5,499.99
    This big and optically excellent 152mm (6") Explore Scientific air-spaced ED triplet apochromatic refractor has a carbon fiber body and a 2.5" Hex rack and pinion focuser. It is superb for visual observing and long-exposure DSLR and CCD imaging.
  6. Astro-Tech AT102EDL Refractor OTA FCD-100 and Lanthanum f/7 Doublet Used

    Regular Price: $1,199.00

    Special Price $999.00

    The Astro-Tech AT102EDL takes the performance of the it smaller siblings and combines it with the mechanics of the EDT line.
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