name | text |
camera | The instrument used for imaging. It consists of 30 photometric and 24 astrometric CCDs. The camera is a mosaic of 54 CCD detectors in the focal plane, 30 large devices arranged in 6 columns of 5 each and 24 smaller devices around the periphery. The camera is described in detail in the imaging camera paper (Gunn et al. 1998). |