grating spectrograph

grating spectrograph

A spectrograph in which a diffraction grating is used to produce the spectra.

grating spectrograph

[′grād·iŋ ′spek·trə‚graf]
(spectroscopy)
A grating spectroscope provided with a photographic camera or other device for recording the spectrum.
References in periodicals archive ?
the laser in the visible region and further expanding laser excitation optic line plasma filtration, collecting confocal optics grating spectrograph with a high spectral resolution cooled ccd detector.
Dr Dworetsky first explained the principle of the spectrograph, showing pictures of the grating spectrograph used on the 24inch (61cm) Allen Telescope at Mill Hill Observatory.
We're currently testing a powerful new grating spectrograph so we can soon start measuring the expansion and rotation velocities of stars and galaxies.