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Until May 2nd, 2025, orders under US$800 will not incur any duties or taxes upon delivery. Please note that orders under US$800 crossing the Canada-USA border after this date will be subject to duties. They will be billed by the carrier, and you will be responsible to pay them. Prioritize ordering items that are in stock!
Until May 2nd, 2025, orders under US$800 will not incur any duties or taxes upon delivery. Please note that orders under US$800 crossing the Canada-USA border after this date will be subject to duties. They will be billed by the carrier, and you will be responsible to pay them. Prioritize ordering items that are in stock!

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  • $484.00 USD - $484.00 USD
    $484.00 USD
    $484.00 USD - $484.00 USD
    $484.00 USD

    Astrodon H-alpha Filter - 5nm

    DON-HA5_31R
    Only 1 left!

    H-α (hydrogen-alpha) at 656 nm (nanometers) is deep red in color and the most popular narrowband filter. Hydrogen is ubiquitous in the cosmos and i...

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    $484.00 USD - $484.00 USD
    $484.00 USD
    $484.00 USD - $484.00 USD
    $484.00 USD
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    $484.00 USD
    $484.00 USD - $484.00 USD
    $484.00 USD
    $425.00 USD
    $425.00 USD - $425.00 USD
    $425.00 USD

    Astrodon SII Filter - 5nm

    DON-SII5_31R
    Only 1 left!

    If you want the look of Hubble Space Telescope (HST) images, such as the famous “Pillars of Creation” (the Eagle Nebula, Messier 16), then the next...

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    $484.00 USD
    $484.00 USD - $484.00 USD
    $484.00 USD
    $425.00 USD
    $425.00 USD - $425.00 USD
    $425.00 USD
    Save 12% Save %