Definition: Spectrograph; The picture produced by a spectroscope. Also, a device that separates light by wavelengths to produce a spectrum.
From Nick Greene, former About.com Guide
Utraviolet Light Source in an Old Galaxy from Space Telescope Imaging Spectrograph (STIS)
NASA, Thomas M. Brown Charles W. Bowers Randy A. Kimble, Allen V.New Observatory Rises On South African MountaintopFinal Death Throes of Nearby Star Witnessed First-Hand
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