Cool!
Helium-Neon emission lines, visualized through a makeshift diffraction grating (transparent CD-ROM). You can see the 632.8nm laser emission as a dot at the top.pic.twitter.com/gKS1WxYGh9
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Ooh, I love lasers. Ooh, I love gas discharge lines. Ooh, I love diffraction gratings. Add a beamsplitter and I'll need a cold shower.
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Been meaning to ask you if you want a spectrometer module. I bought a bunch of reasonably good resolution ones on eBay (as part of a larger device). There’s a good thread on them here:https://laserpointerforums.com/threads/b-w-tech-spectrometer-473-module-setup-mods-info.101467/ …
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How powerful? And what you doing with it other than making pretty pics? :)
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Very good! I'm still trying de remove the layers from a CD-ROM without destroying it
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This one came like this. It's one of those end stops that used to come with CD-R spindle cases.
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