Spectrometer - Basic, Sturdy Metal And Includes An Adjustable Collimator Tube, Telescope, And Prism Stand, For Use In Elementary Schools, Measure The Angle Of Prisms Using The Law Of Reflection, Demonstrate Optics Phenomenon With A Diffraction Grating Or Measure The Wavelengths
Spectrum Tubes - Sulphur, Length 26Cm, High-Quality Design For Greater Viewing Area, Effectively Demonstrate The Spectral Lines Of Pure Substances, For Use With Spectrum Tube Power Supply
Spectrometer Advanced, Prism Table: The Table Is Marked With Lines To Assist Placing The Prism With Respect To The Table Leveling Screws, Scale, Collimator, Telescope, Mass: 11 Kg.