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Takahashi TOA-130NFB 5.1" Ortho-Apochromat Triplet Refractor OTA
$8,110.00This 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 . . . -
Astro-Tech AT102EDL Refractor OTA FCD-100 and Lanthanum f/7 Doublet
$1,199.00The Astro-Tech AT102EDL takes the performance of the it smaller siblings and combines it with the mechanics of the EDT line. -
Takahashi TSA-120 4.7" F/7.5 Ortho-Apochromat triplet refractor OTA
$5,240.00This Takahashi TSA-120 4.72" ED triplet refractor puts true-color "super apochromat" optical excellence in a portable 15.4 lb. package . . . -
Astro-Tech 12" f/8 truss tube Ritchey-Chrétien optical tube
$4,495.00This 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. -
Astro-Tech AT115EDT f/7 ED Triplet Refractor OTA
$1,399.00The Astro-Tech AT115EDT 4.53" f/7 ED triplet apochromatic refractor offers more performance and features than similarly-priced smaller aperture competitive refractors, and a markedly lower price than competitive scopes with the same aperture. All in all, an exceptional value. -
Astro-Tech AT102ED 4" f/7 ED Refractor OTA
$649.00The Astro-Tech AT102ED is a fantastic value and incredible performer. -
Explore Scientific165mm f/7 FPL-53 Carbon Fiber APO Triplet Refractor With 3" Hex Focuser
$11,999.99Enjoy serious observation with Explore Scientific's flagship telescope, the 165mm FPL-53 refractor. -
Takahashi TOA-130NS 5.1" F/7.7 Ortho-Apochromat Triplet Refractor OTA
$7,200.00This performance of this 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 . . . -
Takahashi FC-76DS Refractor Telescope
$2,010.00The Takahashi FC-76DS is an updated version of the beloved Takahashi from 1980. The fluorite doublet will truly take you back to the future.
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Astro-Tech 10" f/8 Ritchey-Chrétien optical tube
$2,495.00The 10" Astro-Tech AT10RC Ritchey-Chrétien astrograph is a Sky & Telescope Hot Product for 2010 and an Astronomy Star Product for 2010 award winner. The AT10RC is the first truly affordable large aperture true Ritchey-Chrétien astrograph available from a U. S. company. Imitators will copy Astro-Tech's years of work, but why settle for a copy when you can get the original?
