Showing 41 to 50 of 114 total
Set Ascending Direction
  1. 3
  2. 4
  3. 5
  4. 6
  5. 7
  1. Takahashi TOA-150B 5.9" F/7.33 Ortho-Apochromat Triplet Refractor OTA

    $15,070.00
    This big Takahashi 5.9" ED triplet refractor is optically too good to be called simply an apochromatic scope. Only the term ortho-apochromatic is good enough to describe its optical excellence . . .
  2. Sky-Watcher Esprit 150mm f/7 ED apochromatic triplet refractor with field flattener

    $8,250.00
    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.
  3. Lunt LS50THa 50mm f/7 refractor, 4mm blocking filter, Pressure Tuning

    $956.00
    This Lunt 50mm solar telescope has a 4mm blocking filter and True Doppler Tuning (Pressure Tuning) to give you economical high resolution visual Hydrogen-alpha images of explosive solar flares and prominences as well as sunspot and surface features.
  4. Explore Scientific 102mm f/7 Carbon Fiber FCD100 ED Triplet Refractor

    $2,000.99
    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.
  5. Celestron 14" SCT Fastar-compatible optical tube, CGE/Losmandy dovetail

    $5,999.00
    There are state-of-the-art Starbright XLT multicoatings on the hand-figured 14" aperture SCT optics of this impressive optical tube, plus a Fastar-compatible secondary that lets you add an accessory lens to cut the focal ratio to an astonishing f/2.1 for CCD imaging.
  6. Sky-Watcher 8" Quattro 200P Imaging Newtonian

    $830.00
    If you are an astro-photographer looking for a fast optical system at a fantastic price then the Quattro series is for you.
  7. Astro-Tech 8" f/8 Ritchey-Chrétien astrograph, carbon fiber tube

    $1,395.00
    The Astro-Tech AT8RC is the first affordable 8" Ritchey-Chrétien with premium features available to the amateur astronomer who is into serious deep space imaging. Sky & Telescope agrees, as they named the AT8RC a Sky & Telescope Hot Product for 2010. A review in the December 2009 Sky & Telescope said "it was how nicely this scope is matched to APS-C and 35mm formats that really wowed me."

    Out of stock

  8. Sky-Watcher Skymax 127 127mm f/11.8 Maksutov-Cassegrain optical tube

    $550.00

    The Sky-Watcher 127mm Maksutov-Cassegrain folded optical system is a compact optical powerhouse capable of producing sharp, high contrast images inside the solar system and out.

  9. Takahashi FC-76DS Refractor Telescope

    $2,010.00

    The Takahashi FC-76DS is an updated version of the beloved Takahashi from 1980.  The fluorite doublet will truly take you back to the future.

  10. Celestron 11" EdgeHD optical tube, CGE/Losmandy dovetail

    $4,399.00
    The EdgeHD high definition flat field optics of this Celestron 11" EdgeHD optical tube give you a true astrographic-quality big aperture 11" optical tube at a surprisingly affordable price . . .
Showing 41 to 50 of 114 total
Set Ascending Direction
  1. 3
  2. 4
  3. 5
  4. 6
  5. 7