DIY material analysis

Use a homemade spectrometer to scan different materials, and contribute to an open source database.

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Recent sets

CFL Twin Peaks

| 6 spectra | 0

Good CFL spectra which show two distinct peaks at 542 and 546

Baseline noise reduction test

| 2 spectra | 0

Comparison of a spectrum with high (10-12%) baseline noise with one transformed with the expression `Math.max(A-0.15,0)+(0.15*Math.max(A-0.15,0))` -- indicating a cutoff of 15%, with the remaining ...