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LRIS slitmask

20190114-iPhoneX-00223.jpg Keck logo windowThumbnailsW. M. Keck ObservatoryKeck logo windowThumbnailsW. M. Keck ObservatoryKeck logo windowThumbnailsW. M. Keck ObservatoryKeck logo windowThumbnailsW. M. Keck ObservatoryKeck logo windowThumbnailsW. M. Keck ObservatoryKeck logo windowThumbnailsW. M. Keck ObservatoryKeck logo windowThumbnailsW. M. Keck Observatory

A slitmask for the Low Resolution Imaging Spectrometer at Keck. A lot of my time in grad school was spent designing these slitmasks. Each of the slits corresponded to a (candidate) high-redshift galaxy whose spectrum we wanted to collect.