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Night Spectra Quest Spectrum Card
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Discover the Beauty of the Spectra of the Night
How many different kinds of lights can you find around town at night? What is light pollution? Just punch out the 6 1/2" x 3" pocket-size grating/chart and check out the distant night lights. Learn how a diffraction grating works, verify its theoretical resolving power, and compare self-absorption in street lamp spectra to the Fraunhofer absorption spectra in the solar spectrum. Comes complete with lesson plan.
 Gift Wrap Available
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