Preliminary CCD tests
CCD Test report
EEV 44-82
CCD name : Linda
Serial number : 8131-13-1
Type : Backside, Single layer AR Pixel size 15x15 µm
Number of photosensitive pixels 2048 x 4102 [HxV]
Number of outputs : 2
Overall rating : --
Test on December 1999
Quantum Efficiency, PRNU
Left readout port
Readout speed: 350kp/s
Conversion Factor =1.78e-/ADU ± 0.0075 for 24837.24ADU
RMS noise =4.04e- ± 0.32
bandwidth = 5nm
Wav. PRNU rms% QE%
310 4.55 37.6
320 4.27 39.7
330 4.10 43.4
340 4.06 45.7
350 4.11 47.9
360 4.08 49.3
370 3.71 55.9
380 2.81 64.7
390 2.22 73.3
400 1.90 77.7
440 1.45 85.0
460 1.37 85.2
500 1.26 84.7
540 1.18 83.0
560 1.15 81.5
600 1.10 79.6
640 1.07 76.9
660 1.07 74.5
700 1.02 68.9
740 1.19 62.0
760 1.18 58.3
800 1.36 49.4
840 1.64 38.9
860 1.70 33.4
900 2.19 23.0
940 3.42 13.3
960 4.20 9.75
1000 6.46 3.68
1100 8.37 0.05
Cosmetic defects
flat field
350nm (UV)
bandwidth: 5nm
600 nm
bandwidth: 5nm
Cosmetic defects available here ...
900 nm
bandwidth: 5nm
Bias
Long exposure dark image (1 hour @-120C) two port readout.
Type of defect Location Number of pixels affected
Readout noise/Conversion factor
Left readout port
Readout speed: 350kp/s
Conversion Factor =1.78e-/ADU ± 0.0075 for 24837.24ADU
RMS noise =4.04e- ± 0.32
Linearity (TDI method)
Left readout port:
RMS non linearity (%)=0.0206274
Peak to peak non linearity (%)=0.324196
Right readout port:
RMS non linearity (%)=0.0196543
Peak to peak non linearity (%)=0.298219
Dark current
Not measured
Charge Transfer Efficiency (CTE)
Left readout port
Readout speed: 166kp/s
Horizontal CTE = 0.99999987
Vertical CTE = 0.99999948