Spectrometer, Spectroscope, and Spectrograph

Spectrometer - Wikipedia

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What is the difference between spectral analysis and a spectrogram

Difference between spectroscopy and spectrometry

My 3D-printed DIY spectrograph - Scientific Amateur Astronomy - Cloudy Nights

What is a Spectrometer?

Difference between spectroscopy and spectrometry

149 Spectroscope Stock Photos, High-Res Pictures, and Images - Getty Images

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Spectrometer - iFixit