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OTA

The optical tube is really the heart of your night time exploration.  Sizes range from 50mm to 20" in diameter as well as f/ratios from f/2.2 to f/15.  The optical designs range from simple doublet refractors to complex cassegrains with built-in field flatteners.  There is literally something for everyone here, you just have to decide what path you want to walk down.  We are always here to help with any questions you have.

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  • $899.00 - $899.00
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    ZWO FF65 APO Refractor OTA

    ZWO
    More on the way

    The ZWO FF series is a potential fit for your astro-photography needs.   The ZWO FF65 APO is a high-performance 65mm f/6.4 astrograph designed for ...

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    $899.00 - $899.00
    $899.00
    $899.00 - $899.00
    $899.00
  • $1,734.00 - $1,734.00
    $1,734.00
    $1,734.00 - $1,734.00
    $1,734.00

    TeleVue TV-76 3" (76mm) f/6.3 Ivory Tube/Black Trim APO Refractor OTA

    TeleVue
    In Stock

    This TeleVue TV-76 refractor has out of this world optics in a very compact 14.5" long body. It's small enough and light enough to take anywhere wi...

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    $1,734.00 - $1,734.00
    $1,734.00
    $1,734.00 - $1,734.00
    $1,734.00
  • $2,236.00 - $2,236.00
    $2,236.00
    $2,236.00 - $2,236.00
    $2,236.00

    Lunt LS60MT Modular Telescope H-Alpha Pressure Tuned Rack And Pinion Focuser With B600

    Lunt Solar Systems
    More on the way

    Featuring Best in Class Resolution and Professional Grade Optics Configuration 4.2mm Image Size >.65a Bandpass (Single Stack) >.45a Bandpass...

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    $2,236.00 - $2,236.00
    $2,236.00
    $2,236.00 - $2,236.00
    $2,236.00
  • $2,582.00 - $2,582.00
    $2,582.00
    $2,582.00 - $2,582.00
    $2,582.00

    Lunt Solar Systems LS60MT Modular Telescope H-Alpha Pressure Tuned 2" Rack And Pinion Focuser With B1200

    Lunt Solar Systems
    More on the way

    The B1200 model is the best choice for photography over the B600 4.2mm Image Size >.65a Bandpass (Single Stack) >.45a Bandpass (Double Stack...

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    $2,582.00 - $2,582.00
    $2,582.00
    $2,582.00 - $2,582.00
    $2,582.00
  • $1,499.00 - $1,499.00
    $1,499.00
    $1,499.00 - $1,499.00
    $1,499.00

    ZWO FF80 APO Refractor OTA

    ZWO
    More on the way

    The ZWO FF80 APO is a highly refined 80mm f/7.5 quadruplet apochromatic refractor, built from the ground up to deliver uncompromising optical perfo...

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    $1,499.00 - $1,499.00
    $1,499.00
    $1,499.00 - $1,499.00
    $1,499.00
  • $3,499.00 - $3,499.00
    $3,499.00
    $3,499.00 - $3,499.00
    $3,499.00

    ZWO FF130 APO Refractor OTA

    ZWO
    More on the way

    The ZWO FF130 APO is a high-performance 130mm f/7.7 quadruplet refractor designed to meet the needs of astrophotographers and visual observers who ...

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    $3,499.00 - $3,499.00
    $3,499.00
    $3,499.00 - $3,499.00
    $3,499.00
  • $1,600.00 - $1,600.00
    $1,600.00
    $1,600.00 - $1,600.00
    $1,600.00

    Takahashi FC-76DCU Refractor Telescope

    Takahashi
    More on the way

    Relive the 80's with this updated version of a Takahashi Classic, the Takahashi FC-76DCU. Like the FS series, the FC series are apochromatic refrac...

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    $1,600.00 - $1,600.00
    $1,600.00
    $1,600.00 - $1,600.00
    $1,600.00
  • $1,734.00 - $1,734.00
    $1,734.00
    $1,734.00 - $1,734.00
    $1,734.00

    TeleVue TV-76 3" (76mm) f/6.3 Evergreen Tube/Black Trim APO Refractor OTA

    TeleVue
    More on the way

    The TV-76 uses a 3" (76mm) true apochromatic doublet lens using an SD (special dispersion) glass element. Thanks to this special low chromatic disp...

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    $1,734.00 - $1,734.00
    $1,734.00
    $1,734.00 - $1,734.00
    $1,734.00
  • $799.00 - $799.00
    $799.00
    $799.00 - $799.00
    $799.00

    ZWO FF65 APO OTA

    ZWO
    More on the way

    The ZWO FF series is a potential fit for your astro-photography needs. The ZWO FF65 APO is a flat field astrograph that can be used visually as wel...

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    $799.00 - $799.00
    $799.00
    $799.00 - $799.00
    $799.00

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