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Sky-Watcher Esprit 150mm f/7 ED apochromatic triplet refractor with field flattener
$8,250.00The 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. -
ZWO FF80 APO OTA
Regular Price: $1,499.00
Special Price $1,299.00
The ZWO FF series is a potential fit for your astro-photography needs. -
Lunt LS50THa 50mm f/7 refractor, 4mm blocking filter, Pressure Tuning
$956.00This 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. -
Astro-Tech AT115EDT f/7 ED Triplet Refractor OTA Used
Regular Price: $1,399.00
Special Price $1,000.00
The 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. -
Takahashi FC-100DF Refractor OTA
$2,750.00The Takahashi FC-100D is Takahashi's latest update to the 100mm fluorite refracotor. The FC-100D uses the Steinheil design with the fluorite element in the rear and an eco-glass front element. This apochromatic telescope provides outstanding views, both visually and with digital imaging hardware. -
Explore Scientific 102mm f/7 Classic White FCD100 ED Triplet Refractor
$1,999.99This 102mm (4") Explore Scientific Essential Series 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. -
Takahashi TOA-150B 5.9" F/7.33 Ortho-Apochromat Triplet Refractor OTA
$15,070.00This 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 . . . -
Explore Scientific140mm f/6.7 FPL-53 Carbon Fiber APO Triplet Refractor With 3" Hexagonal Focuser
$5,999.99140mm has long been considered the perfect size for an APO refractor. Explore Scientific makes that size a reality with fantastic optics and mechanics. -
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 AT80ED 3.1" f/7 ED Refractor OTA
$419.00The Astro-Tech AT80ED is a fantastic value and incredible performer.
