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  1. Takahashi TOA-130NS 5.1" F/7.7 Ortho-Apochromat Triplet Refractor OTA

    $7,200.00
    This 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 . . .
  2. Sky-Watcher Evostar 80ED 80mm f/7.5 ED doublet apochromatic refractor

    Regular Price: $1,080.00

    Special Price $849.00

    This 80mm Sky-Watcher Evostar 80ED doublet apochromatic refractor is loaded with performance and features at a very attractive price . . .
  3. Explore Scientific ES127 127mm f/7.5 "Essential Series" FCD-1 ED Triplet Refractor

    $1,999.99
    This big 127mm (5") 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 . . .
  4. Explore Scientific 102mm f/7 Classic White FCD100 ED Triplet Refractor

    $1,999.99
    This 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.
  5. Explore Scientific AR127 5" f/6.5 achromatic doublet refractor

    $749.99
    This 5" Explore Scientific achromatic refractor optical tube is a big performer, both inside the solar system and out in the realm of the nebulas and galaxies, at a not so very big price.

    Out of stock

  6. Explore Scientific140mm f/6.7 FPL-53 Carbon Fiber APO Triplet Refractor With 3" Hexagonal Focuser

    $5,999.99
    140mm has long been considered the perfect size for an APO refractor. Explore Scientific makes that size a reality with fantastic optics and mechanics.
  7. Astro-Tech AT80ED 3.1" f/7 ED Refractor OTA

    $419.00
    The Astro-Tech AT80ED is a fantastic value and incredible performer.
  8. Sky-Watcher Esprit 120mm f/7 ED apochromatic triplet refractor with field flattener

    $4,165.00
    The big Sky-Watcher Esprit 120mm 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 deep space imaging. It's a superb scope that can be the heart of an observing and wide field imaging system for you for years to come.
  9. LUNT LS60MT MODULAR TELESCOPE H-ALPHA PRESSURE TUNED 2" Feather Touch Focuser WITH B600

    $2,688.00

    Featuring Best in Class Resolution and Professional Grade Optics Configuration

    • 4.2mm Image Size
    • >.65a Bandpass (Single Stack)
    • >.45a Bandpass (Double Stack)
    • ED Doublet Refractor, FPL51
    • Use with: Hydrogen Alpha, CaK and White Light Filters, Standard Star Diagonal (night and terrestrial use)
    • 420mm Focal Length
    • Includes: Clamshell with 1/4-20 thread
  10. Lunt LS50THa 50mm f/7 refractor, 6mm blocking filter, Pressure Tuning

    $1,010.00
    This Lunt 50mm solar telescope has a 6mm blocking filter and True Doppler Tuning (Pressure Tuning) to give you economical high resolution visual and DSLR Hydrogen-alpha images of explosive solar flares and prominences as well as sunspot and surface features in exquisite detail.
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