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DayStar Quantum PE Sodium D 0.4A Solar Filter


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Product Details

  • The DayStar Quantum PE Sodium D 0.4A Solar Filtercaptures Sodium D, a line brighter than Calcium and Hydrogen-Alpha! Can be used un-heated to observe the lower two emissions lines, or heated to view the higher two lines. 

    • Observe High-resolution Sunspot Detail, Plague, Granulation, Flare Footprints.
    • For Professional Research Use.
    • Can be Used for Dopplergram Velocity Image.
    • Wavelength: 5890.0A. 

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