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  1. Sky-Watcher Skymax 150 150mm f/12 Maksutov-Cassegrain optical tube

    $880.00

    The Sky-Watcher 150mm (5.9") Maksutov-Cassegrain folded optical system is a compact optical powerhouse capable of producing sharp, high contrast images inside the solar system and out. And it does it all at a surprisingly reasonable price.

  2. iOptron 6" Maksutov Cassegrain Optical Tube

    $848.00
    Enjoy scanning the night skies with this fantastic 6" iOptron Maksutov.
  3. Takahashi TOA-130NFB 5.1" Ortho-Apochromat Triplet Refractor OTA

    $8,110.00
    This performance of this 4" focuser Takahashi 5.1" ED triplet refractor is too good to let it be called simply an apochromatic scope. Only the term ortho-apochromatic is accurate enough to describe its optical excellence, both visually and for medium format and 35mm/large format CCD imaging . . .
  4. Celestron 6" SCT optical tube, CG5/AVX dovetail

    $749.00
    This 6" SCT optical tube has advanced Starbright XLT multicoatings for Celestron's brightest images ever.
  5. Celestron 6" Advanced VX Series Go-To Equatorial Newtonian

    $1,329.00
    This Celestron AVX6N telescope is a 6" fast focal ratio wide field reflector on a robust go-to computerized German equatorial mount. The substantial 6" aperture of this Celestron reflector makes it an excellent scope for all-around solar system and deep space observing alike . . .
  6. 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.
  7. Sky-Watcher Evostar 150DX 150mm Apochomatic Refractor Optical Tube

    Regular Price: $4,100.00

    Special Price $3,199.00

    The Sky-Watcher Evostar 150DX is the most affordable 6" ED doublet refractor available today with a large format rack and pinion focuser.
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