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spectrometer
(redirected from Optical spectrum analyzer)

    Also found in: Dictionary/thesaurus, Acronyms, Encyclopedia, Wikipedia 0.01 sec.
spec·trom·e·ter (spk-trm-tr)
n.
A spectroscope equipped with scales for measuring wavelengths or indexes of refraction.
spectro·metric (-tr-mtrk) adj.
spectrometer
[spektrom′ətər]
Etymology: L, spectrum, image; Gk, metron, measure
an instrument for measuring wavelengths of rays of a spectrum, the deviation of refracted rays, and the angles between faces of a prism. See also mass spectrometer, Mössbauer spectrometer.
spectrometer 
An instrument for making measurements of the angle of a prism and the index of refraction. It consists of a collimator, an astronomical telescope, a table for carrying a prism and a graduated circle.
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The channel selector and SONET/SDH tester can also be combined with the FTB-5240B optical spectrum analyzer to provide a one-stop test solution.
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Wavelength calibration references are needed to calibrate wavelength-measuring instruments such as optical spectrum analyzers.
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Wavelength references are needed in these regions to calibrate instruments such as optical spectrum analyzers, tunable lasers, and wavelength meters that are used to characterize WDM system components and measure the channel wavelengths.
NIST produces two new wavelength calibration standards for the ... by Journal of Research of the National Institute of Standards and Technology
 
 
 
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