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• 11:42, 25 April 2022 Physdemo talk contribs created page Neodymium Glass (Created page with "{{NewDemo|subject=Light and Optics|topic=Spectral Lines|file1=}} Set up the holographic diffraction grating with a slit paper and an overhead projector to obtain the white light spectrum. (See Light: Diffraction Grating) A pair of Neodymium glasses, commonly used by glass blowers, is placed over a slit on the overhead projector. Yellow lines in the spectrum will be absorbed by the glasses. '''Location: ''' * Neodymium Glasses: Shelf L-4 * Paper Slit: Shelf L-4 * Diffra...")