Christian Buil's AAVSO presentation on the Sol"Ex and Star'Ex 3D printed spectrograph.
http://www.astrosurf.com/buil/forum27/S ... 21_bis.pdf
Sol"Ex 3D printed SHG - AAVSO presentation
- Merlin66
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Sol"Ex 3D printed SHG - AAVSO presentation
"Astronomical Spectroscopy - The Final Frontier" - to boldly go where few amateurs have gone before
https://groups.io/g/astronomicalspectroscopy
http://astronomicalspectroscopy.com
"Astronomical Spectroscopy for Amateurs" and
"Imaging Sunlight - using a digital spectroheliograph" - Springer
https://groups.io/g/astronomicalspectroscopy
http://astronomicalspectroscopy.com
"Astronomical Spectroscopy for Amateurs" and
"Imaging Sunlight - using a digital spectroheliograph" - Springer
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Re: Sol"Ex 3D printed SHG - AAVSO presentation
That does look interesting Ken and produces excellent results. Can you buy the 'kits' anywhere?
http://brierleyhillsolar.blogspot.co.uk/
Solar images, a collection of all the most up to date live solar data on the web, imaging & processing tutorials - please take a look!