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Littrow
subjectfact 
Littrowhas definition The configuration of a diffraction grating spectrograph in which the diffracted ray returns along the same direction as the incident ray.has source: McLean, I.S. 1997 Electronic Imaging in Astronomy, Wiley, 2001-09-27 09:27:34.0
is a kind of diffraction grating spectrograph2001-09-27 09:27:34.0
spectrographhas synonym spectrometer2001-09-27 09:27:34.0
instrumenthas operator2001-09-27 09:27:28.0
artifacthas creator2001-09-27 09:27:27.0
has creation date2001-09-27 09:27:27.0
has purpose2001-09-27 09:27:27.0
has owner2001-09-27 09:27:27.0
physical objecthas location or center of gravity2001-09-27 09:27:27.0
has angular momentum2001-09-27 09:27:27.0
has mass2001-09-27 09:27:27.0
has velocity2001-09-27 09:27:27.0
has momentum2001-09-27 09:27:27.0
has temperature2001-09-27 09:27:27.0
has volume2001-09-27 09:27:27.0
has extent2001-09-27 09:27:27.0
has material2001-09-27 09:27:27.0

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