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etalon |
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etalonIn optical networking, an etalon is a passive filter that uses a Fabry-Perot cavity. See Fabry-Perot. etalon [′ed·əl‚än] (optics) Two adjustable parallel mirrors mounted so that either one may serve as one of the mirrors in a Michelson interferometer; used to measure distances in terms of wavelengths of spectral lines. An instrument similar to the Fabry-Pérot interferometer, except that the distance between the plates is fixed. Also known as Fabry-Pérot etalon. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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An etalon of the material is illuminated with synchrotron radiation, and the interference fringes in the transmittance spectrum are measured using a Fourier transform spectrometer. The TrueLock EWL, featuring patent-pending, thermally-controlled etalon technology, is expected to complete Telcordia qualification by October 14, 2002. These ideas came together in a fascinating assemblage that Duchamp completed in 1914 and called "3 Stoppages Etalon," or three standard stopping points. |
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