ZWO Hα 7 nm Filter - 31mm - Ha7nmD31

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  • $149.00
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  • This 36mm 7 nm H-Alpha Filter, when combined with a ZWO ASI camera and filter wheel, enables Hydrogen-Alpha imaging
  • Features fine-optical polishing to achieve 1/4 wave accuracy
  • Multiple layers of anti-reflection coatings yield further performance enhancements
  • Comes with a plastic container to preserve your filter between uses
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  • Description

    ZWO 31mm H-Alpha 7 nm Filter

    The Hydrogen-Alpha emission line is dominant among star-forming regions. Responsible for the red color in many nebulae, Hydrogen-Alpha (or H-Alpha) light is generated by hydrogen atoms is often the most popular narrowband emission line for astrophotographers to enhance in their images. Explore one of the main building blocks of our universe by imaging in Hydrogen-Alpha with a ZWO ASI camera, a filter wheel, and this narrowband filter!

    The ZWO Ha 7nm 31mm Filter is unmounted. ZWO narrowband filters are fine-optically polished to reach an accuracy of 1/4 wave. Their performance is further enhanced by multiple layers of anti-reflection coatings.


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    What's Included

    • ZWO Hα 7 nm Filter - 31mm
    • Plastic Filter Case

  • Dimensions & Specifications

    • Filter Size: 31mm
    • Filter Type: Narrowband Imaging - H-Alpha
    • Filter Shape: Round
    • Mounted/Unmounted: Unmounted

  • Product Guarantee

    We stand behind all the products we sell, and your satisfaction is our top priority. If you're not satisfied with the quality of your purchase, simply send the item back to us in its original packaging within 30 days of its delivery.

    Manufacturer Warranty

    2 years

    Return & Exchange Policy

    At our site, returns are easy! You may return new, unused, and resalable items for a refund or exchange. Simply ensure that the item is returned in its original product packaging within 30 days of delivery.

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