Pocket Spectroscope - 1003078 - U19500 - Spectrum Tubes and Spectrum Lamps - 3B Scientific

Pocket Spectroscope | Spectrum Tubes and Spectrum Lamps | High-quality optical system with centred visible spectrum, which is linear with respect to the wavelength. With fixed slit and prism system with grating in metal sleeve.Slit width: 0.2 mmNumber of grating lines: 600 lines/mm<b

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3B Scientific U19500 Pocket Spectroscope - easy and quick examination of visible light spectrum : : Stationery & Office Supplies