Eisco Labs Economy Spectroscope Tube

Premium Quantitative Spectroscope - 400-700nm Range +/-5nm Accuracy - Eisco Labs

Handheld Small Diffraction Spectroscope Detects the Absorption of Spectra

Pocket Diffraction Spectroscope Handheld Spectroscope Light Used in School

EISCO High Resolution Quantitative Spectroscope, 400-700 nm, 5nm

Pocket Handheld Diffraction Spectroscope for Quick Identification in English

EISCO High Resolution Quantitative Spectroscope, 400-700 nm, 5nm

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