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    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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  • Save 9% Save %
    CA$658.00
    CA$658.00 - CA$658.00
    CA$658.00
    CA$599.00
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    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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    CA$658.00
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    CA$658.00
    CA$599.00
    CA$599.00 - CA$599.00
    CA$599.00
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