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physical object > artifact > device > instrument > optical device > detector > spectrograph > diffraction grating spectrograph |
diffraction grating spectrograph comparison table |
Subject | has definition |
---|---|
HRS | High-Resolution Spectrograph (Hubble). |
Littrow | The configuration of a diffraction grating spectrograph in which the diffracted ray returns along the same direction as the incident ray. |
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