Sun in h-alpha (new spectroheliograph)
Taken by Richard Schrantz on April 7, 2024 @
Nicholasville, KY USA
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Here is the sun in h-alpha from my new homemade spectroheliograph based on a 102mm f/7 refractor. If you can, look at it on a large monitor at full resolution. Pentax 150mm f/4 lenses as collimating and imaging lenses.
ASI183mm camera.
Photographer's website:
No URL provided.
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