RECORD_TYPE = "STREAM" OBJECT = TEXT PUBLICATION_DATE = 2006-09-26 END_OBJECT = TEXT END TABLE 7 OSIRIS CCD specification ----------------------------------------------------------------------------------- | Item | Specification | ----------------------------------------------------------------------------------- | Source detector type | E2V CCD42-40, non-MPP, backside illuminated, | | | Hafnium oxide AR coated | | Array size | Full frame, 2048 x 2048 pixels | | Serial register size | 50 + 2k + 50; 50 extra pixel at both ends | | | 48 + 2k + 48 transmitted | | Pixel size | 13.5 um x 13.5 um | | No. of outputs | 2; either 1 sufficient | | Overexposure | Shielded anti-blooming control | | Operation modes | Clock dithering for dark | | | current reduction for | | | operations at > 220 K | | | (optional), windowing, binning | | Full well | > 100 000 e- px-1 | | System gain | ~ 3 e- / DU | | Readout noise (CCD) | < 7 e- rms | | Dark charge generation | ~0.6 e- s-1 px-1 @ 180 K | | | ~200 e- s-1 px-1 @ 293 K - (with dithering) | | QE | 250 nm: 50 %, 400 nm: 60 %, | | | 600 nm: 80 %, | | | 800 nm: 60 %, 1000 nm: 6 % | | Readout rate | 1.3 Mpx s-1; 650 kpx s-1 per channel | | Readout time (full frame) | 3.4 s (2 channels) | | Vertical clock rate | 25 us per line | | Operating temperature | 160 K < T < 300 K | -----------------------------------------------------------------------------------