Skip to content
Trusted advice since 1979 Excellent 4.5 rating on Google Reviews Free Shipping On Orders Over $100

OTA

Filters

$
$
  • AR127 5" f/6.5 achromatic doublet refractor
    $749.99 - $749.99
    $749.99
    $749.99 - $749.99
    $749.99

    Explore Scientific AR127 5" f/6.5 Achromatic Doublet Refractor Optical Tube

    Explore Scientific
    In Stock

    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 a...

    View full details
    $749.99 - $749.99
    $749.99
    $749.99 - $749.99
    $749.99
  • Save $251.00 Save $0.00
    $1,500.00
    $1,500.00 - $1,500.00
    $1,500.00
    $1,249.00
    $1,249.00 - $1,249.00
    $1,249.00

    Sky-Watcher Skymax 180 180mm f/15 Maksutov-Cassegrain Optical Tube S11540

    Sky-Watcher
    More on the way

    The Sky-Watcher 180mm Maksutov-Cassegrain folded optical system comes close in optical performance to the best-known ultra-premium 7" Maksutov, but...

    View full details
    $1,500.00
    $1,500.00 - $1,500.00
    $1,500.00
    $1,249.00
    $1,249.00 - $1,249.00
    $1,249.00
    Save $251.00 Save $0.00
  • Save $91.00 Save $0.00
    $550.00
    $550.00 - $550.00
    $550.00
    $459.00
    $459.00 - $459.00
    $459.00

    Sky-Watcher Skymax 127 f/11.8 Maksutov-Cassegrain Optical Tube

    Sky-Watcher
    In Stock

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

    View full details
    $550.00
    $550.00 - $550.00
    $550.00
    $459.00
    $459.00 - $459.00
    $459.00
    Save $91.00 Save $0.00
  • AR102 4" f/6.5 achromatic doublet refractor optical tube
    $599.99 - $599.99
    $599.99
    $599.99 - $599.99
    $599.99

    Explore Scientific AR102 4" f/6.5 Achromatic Doublet Refractor Optical Tube

    Explore Scientific
    In Stock

    This Explore Scientific 4" refractor has: Big 4" aperture fully multicoated achromatic doublet refractor optics Collimatable objective lens cell ...

    View full details
    $599.99 - $599.99
    $599.99
    $599.99 - $599.99
    $599.99
  • $1,799.00 - $1,799.00
    $1,799.00
    $1,799.00 - $1,799.00
    $1,799.00

    Celestron 9.25" SCT Optical Tube, CGE/Losmandy Dovetail

    Celestron
    More on the way

    This 9.25" aperture optical tube gathers 33% more light than an 8" scope, providing brighter images of faint deep space objects. Its light-gatherin...

    View full details
    $1,799.00 - $1,799.00
    $1,799.00
    $1,799.00 - $1,799.00
    $1,799.00
  • Astro-Tech 8" f/8 Ritchey-Chrétien astrograph, steel tube
    Sold out
    $1,199.00 - $1,199.00
    $1,199.00
    $1,199.00 - $1,199.00
    $1,199.00

    Astro-Tech 8" f/8 Ritchey-Chrétien Astrograph, Steel Tube

    Astro-Tech
    Sold Out

    The steel tube Astro-Tech AT8RC makes premium 8" Ritchey-Chrétien optics for serious deep space imaging available at the lowest price ever. Sky &am...

    View full details
    $1,199.00 - $1,199.00
    $1,199.00
    $1,199.00 - $1,199.00
    $1,199.00
    Sold out
  • 6" F/8 achromatic doublet refractor optical tube, CG5/AVX dovetail
    $999.00 - $999.00
    $999.00
    $999.00 - $999.00
    $999.00

    Celestron 6" f/8 Achromatic Doublet Refractor Optical Tube, CG5/AVX Dovetail

    Celestron
    More on the way

    Here's a sensational value - a big 6" (150mm) achromatic refractor optical tube that's priced like other manufacturers' 80mm scopes.  This Celestro...

    View full details
    $999.00 - $999.00
    $999.00
    $999.00 - $999.00
    $999.00
  • Save $872.50 Save $0.00
    $3,490.00
    $3,490.00 - $3,490.00
    $3,490.00
    $2,617.50
    $2,617.50 - $2,617.50
    $2,617.50

    Takahashi FC-100DZ Refractor OTA

    Takahashi
    More on the way

    11/11/2024 update Takahashi just quoted delivery of 30 days on this particular model.  We will consider any sale of this scope as of this date a sp...

    View full details
    $3,490.00
    $3,490.00 - $3,490.00
    $3,490.00
    $2,617.50
    $2,617.50 - $2,617.50
    $2,617.50
    Save $872.50 Save $0.00
  • $1,099.99 - $1,099.99
    $1,099.99
    $1,099.99 - $1,099.99
    $1,099.99

    Explore Scientific 102mm f/7 "Essential Series" FCD-1 ED Triplet Refractor

    Explore Scientific
    In Stock

    This 102mm (4") Explore Scientific Essential Series air-spaced ED triplet apochromatic refractor is loaded with quality optical performance at a su...

    View full details
    $1,099.99 - $1,099.99
    $1,099.99
    $1,099.99 - $1,099.99
    $1,099.99
  • $2,079.00 - $2,079.00
    $2,079.00
    $2,079.00 - $2,079.00
    $2,079.00

    Celestron 8” Rowe-Ackermann Schmidt Astrograph (RASA 8)

    Celestron
    In Stock

    Flat field free of optical aberrations like field curvature, coma, astigmatism and chromatic aberration across an entire APS-C sensor. Unlike the ...

    View full details
    $2,079.00 - $2,079.00
    $2,079.00
    $2,079.00 - $2,079.00
    $2,079.00
  • $2,166.01 - $2,166.01
    $2,166.01
    $2,166.01 - $2,166.01
    $2,166.01

    TeleVue TV-85 3.35" (85mm) f/7 Ivory Tube/Black Trim APO Refractor OTA

    TeleVue
    More on the way

    The Tele Vue TV-85 refractor has a compact body that's small enough and light enough to take anywhere in the world . . . with apochromatic optics t...

    View full details
    $2,166.01 - $2,166.01
    $2,166.01
    $2,166.01 - $2,166.01
    $2,166.01
  • Save $131.00 Save $0.00
    $830.00
    $830.00 - $830.00
    $830.00
    $699.00
    $699.00 - $699.00
    $699.00

    Sky-Watcher 8" Quattro 200P Imaging Newtonian S11210

    Sky-Watcher
    In Stock

    If you are an astro-photographer looking for a fast optical system at a fantastic price then the Quattro series is for you. The Sky-Watcher 8" f/4 ...

    View full details
    $830.00
    $830.00 - $830.00
    $830.00
    $699.00
    $699.00 - $699.00
    $699.00
    Save $131.00 Save $0.00
  • Save $76.00 Save $0.00
    $335.00
    $335.00 - $335.00
    $335.00
    $259.00
    $259.00 - $259.00
    $259.00

    Sky-Watcher Evoguide 50DX APO Refractor/ Guidescope S11174

    Sky-Watcher
    More on the way

    The Evoguide 50ED DX is your missing piece to your astronomy/astrophotography collection. The Sky-Watcher Evoguide 50ED could be the perfect guides...

    View full details
    $335.00
    $335.00 - $335.00
    $335.00
    $259.00
    $259.00 - $259.00
    $259.00
    Save $76.00 Save $0.00
  • $2,499.00 - $2,499.00
    $2,499.00
    $2,499.00 - $2,499.00
    $2,499.00

    Explore Scientific 127mm f/7.5 Classic White FCD100 ED Triplet Refractor

    Explore Scientific
    In Stock

    This big 127mm (5") Explore Scientific Essential Series air-spaced ED triplet apochromatic refractor is loaded with quality optical performance at ...

    View full details
    $2,499.00 - $2,499.00
    $2,499.00
    $2,499.00 - $2,499.00
    $2,499.00
  • Save $384.00 Save $0.00
    $1,536.00
    $1,536.00 - $1,536.00
    $1,536.00
    $1,152.00
    $1,152.00 - $1,152.00
    $1,152.00

    Takahashi FS-60Q Refractor Telescope

    Takahashi
    More on the way

    The FS series of apochromatic refracting telescopes from Takahashi provides a balance of high performance, compact size, and low cost.  The FS seri...

    View full details
    $1,536.00
    $1,536.00 - $1,536.00
    $1,536.00
    $1,152.00
    $1,152.00 - $1,152.00
    $1,152.00
    Save $384.00 Save $0.00
  • $1,299.99 - $1,299.99
    $1,299.99
    $1,299.99 - $1,299.99
    $1,299.99

    Explore Scientific 80mm f/6 ED Classic White Tube FCD100 Series APO Triplet Refractor

    Explore Scientific
    In Stock

    This 80mm Explore Scientific FCD100 ED triplet apochromatic refractor is loaded with premium glass for outstanding viewing sessions night after nig...

    View full details
    $1,299.99 - $1,299.99
    $1,299.99
    $1,299.99 - $1,299.99
    $1,299.99
  • Save $666.00 Save $0.00
    $4,165.00
    $4,165.00 - $4,165.00
    $4,165.00
    $3,499.00
    $3,499.00 - $3,499.00
    $3,499.00

    Sky-Watcher Esprit 120mm f/7 ED Apochromatic Triplet Refractor With Field Flattener S11420

    Sky-Watcher
    In Stock

    The big Sky-Watcher Esprit 120mm ED apochromatic triplet refractor with thread-on field flattener combines premium high contrast/high resolution im...

    View full details
    $4,165.00
    $4,165.00 - $4,165.00
    $4,165.00
    $3,499.00
    $3,499.00 - $3,499.00
    $3,499.00
    Save $666.00 Save $0.00
  • Save $491.00 Save $0.00
    $2,490.00
    $2,490.00 - $2,490.00
    $2,490.00
    $1,999.00
    $1,999.00 - $1,999.00
    $1,999.00

    Sky-Watcher Evostar 120mm f/7.5 ED Doublet Apochromatic Refractor S11130

    Sky-Watcher
    In Stock

    This 120mm Sky-Watcher Evostar 120ED is a premium doublet apochromatic refractor with highly-reviewed high contrast/high resolution optics that Sky...

    View full details
    $2,490.00
    $2,490.00 - $2,490.00
    $2,490.00
    $1,999.00
    $1,999.00 - $1,999.00
    $1,999.00
    Save $491.00 Save $0.00
  • $799.99 - $799.99
    $799.99
    $799.99 - $799.99
    $799.99

    Explore Scientific ES80 80mm f/6 ED "Essential Series" FCD-1 ED APO Triplet Refractor

    Explore Scientific
    In Stock

    This 80mm Explore Scientific "Essential Series" ED triplet apochromatic refractor is loaded with features and is priced hundreds of dollars less th...

    View full details
    $799.99 - $799.99
    $799.99
    $799.99 - $799.99
    $799.99
  • $2,995.00 - $2,995.00
    $2,995.00
    $2,995.00 - $2,995.00
    $2,995.00

    Astro-Tech AT150EDL Refractor OTA FCD-100 and Lanthanum f/8 Doublet with Hard Case

    Astro-Tech
    In Stock

    The Astro-Tech AT150EDL takes the performance of the it smaller siblings and combines it with the mechanics of the EDT line. This Astro-Tech ED ref...

    View full details
    $2,995.00 - $2,995.00
    $2,995.00
    $2,995.00 - $2,995.00
    $2,995.00
  • Save $201.00 Save $0.00
    $1,080.00
    $1,080.00 - $1,080.00
    $1,080.00
    $879.00
    $879.00 - $879.00
    $879.00

    Sky-Watcher Evostar 80ED 80mm f/7.5 ED Doublet Apochromatic Refractor S11100

    Sky-Watcher
    In Stock

    This 80mm Sky-Watcher Evostar 80ED doublet apochromatic refractor is loaded with performance and features at a very attractive price . . . This Sky...

    View full details
    $1,080.00
    $1,080.00 - $1,080.00
    $1,080.00
    $879.00
    $879.00 - $879.00
    $879.00
    Save $201.00 Save $0.00
  • Astro-Tech 8" f/8 Ritchey-Chrétien astrograph, carbon fiber tube
    Sold out
    $1,395.00 - $1,395.00
    $1,395.00
    $1,395.00 - $1,395.00
    $1,395.00

    Astro-Tech 8" f/8 Ritchey-Chrétien Astrograph, Carbon Fiber Tube

    Astro-Tech
    Sold Out

    The Astro-Tech AT8RC is the first affordable 8" Ritchey-Chrétien with premium features available to the amateur astronomer who is into serious deep...

    View full details
    $1,395.00 - $1,395.00
    $1,395.00
    $1,395.00 - $1,395.00
    $1,395.00
    Sold out
  • 8" SCT optical tube, CGE/Losmandy dovetail
    $1,249.00 - $1,249.00
    $1,249.00
    $1,249.00 - $1,249.00
    $1,249.00

    Celestron 8" SCT Optical Tube, CGE/Losmandy Dovetail

    Celestron
    In Stock

    This 8" SCT optical tube has advanced Starbright XLT multicoatings for Celestron's brightest images ever. It mounts directly on Celestron CGE and L...

    View full details
    $1,249.00 - $1,249.00
    $1,249.00
    $1,249.00 - $1,249.00
    $1,249.00
  • $799.00 - $799.00
    $799.00
    $799.00 - $799.00
    $799.00

    ZWO FF65 APO Refractor OTA

    ZWO
    More on the way

    From now until January 3rd, 2025, get a free reducer when you purchase a 65mm, 80mm, or 107mm telescope.  Just buy the scope and we will add the re...

    View full details
    $799.00 - $799.00
    $799.00
    $799.00 - $799.00
    $799.00

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare