A $500 DIY near-IR spectrometer that would sell for $10k

Re:A $500 DIY near-IR spectrometer that would sell for $10k by txnf on Wednesday September 13, 2023 @08:18PM (#37503345)

I don't understand how it scans to record the spectrum with a point detector? did I miss something?

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Re:A $500 DIY near-IR spectrometer that would sell for $10k by txnf on Wednesday September 13, 2023 @08:19PM (#37503354)

oh n/m it has a lead screw and moves it across the focal plane of the spectrometer..

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