For this reason, you can also use them (or web cam) to make a DIY spectrometer (or just buy one pre-made [0] for £130.00). [0] https://chriswesley.org/spectrom

For this reason, you can also use them (or web cam) to make a DIY spectrometer (or just buy one pre-made [0] for £130.00). [0] https://chriswesley.org/spectrometer.htm https://chriswesley.org/spectrometer.htm