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#Mon Aug 09 12:00:46 CEST 2010
Text__18jwIKOcEd-WfYQ0GneCwQ_title=Flint Glass Prism
Text__18jwIKOcEd-WfYQ0GneCwQ_text=<p>The spectral analysis of light sources emerges as a consequence of Newton\u2019s observation that white light can be refracted into its component colors by a prism. One of the pioneers of this technique is Fraunhofer, who perfects the production of prisms, and whose discoveries include the absorption lines in the solar spectrum.</p>