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Glo-Doodler Spectral Absorption
# 7B11.40

Photo of setup.

Note the missing band in the center of the spectrum.
Description: Turn on the slide projector with the slit inside the slide compartment. Hold the Glo-Doodler between the slide projector and the PASCO diffraction grating. All of the spectrum will show with the exception of the yellow/yellow green wavelengths. ( The Glo-Doodler is a kids toy. It is the pink plastic kids write on with a plastic pen. It is erased when they lift it up.)

Setup Time: 5 min

Quant. in Demo Room: 1

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