The Large Pupil Case: The ESSEFEM Multislit Spectrograph
In 1986, we equipped the CFH 3.60m telescope with the ESSEFEM multislit spectrograp (Figure 1), the detector being the CP40, the photon-counting camera from CERGA observatory, a camera designed by BLAZIT .
KeywordsPupil Diameter Luminous Efficiency Angular Dispersion Guide Star Mechanical Flexure
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