Raman Pi creator Mark Johnson (@flatCat_) spoke with us about spectrometers, 3D printing, and competing in the Hackaday Prize.
Raman Pi project on Hackaday.io
Hackaday prize semi-finalist video
Mike Szczys' Fl@c@ bio on Hackaday.com
Open Source Fusor Research Consortium
Wikipedia: spectrometer, Raman spectroscopy, fusors, and optical coherence tomography
Weird Stuff is a Bay area electronics surplus store
Raman Pi also has its own website