Random triples
Subject | Object |
---|---|
gptkb:Echellette_Spectrograph_and_Imager_(ESI) | echellette grating |
gptkb:High_Dispersion_Spectrograph_(HDS) | echelle grating |
Subject | Object |
---|---|
gptkb:Echellette_Spectrograph_and_Imager_(ESI) | echellette grating |
gptkb:High_Dispersion_Spectrograph_(HDS) | echelle grating |