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| Home > Astronomy > Detectors > MITLL3 |
Operational Characteristics
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| Speed | Slow | Fast |
| Bias(ADU) | 6350 |
3110 |
| Gain(e/ADU) | 0.67 |
1.37 |
| Noise(e) | 1.7 to 2.7 |
2.7 to 4.8 |
| Noise (ADU) | 2.5 to 4.0 | 2.0 to 3.5 |
| Linear to(ADU) {also see graphs below} |
65K | 60K |
| Readout time(s) | 51 | 32 |
The detector noise will be somewhere in the range of values shown above, these values were measured on the telescope.
Linearity
Windowing is available.
Binning has been tested up to 4 x 4.
| Vertical CTE | 0.999997 |
| Horizontal CTE | 0.999994 |
Physical Characteristics
| X Pixel size | 15 microns |
| Y Pixel size | 15 microns |
| X size in pixels of digitised area | 2148 |
| Y size in pixels of digitised area | 4200 |
| X size of useful imaging area | 2043 |
| Y size of useful imaging area | 4098 |
| X start of useful imaging area | 17 |
| Ystart of useful imaging area | 1 |
| LN2 capacity of cryostat | 2.5 litres |
| Cryostat window thickness | 4 mm |
| Distance from window to CCD | 11 mm measured optically |
| Cryostat window size | 35 mm x 70 mm |
Operational Parameters
| Flooding type | none |
| Operating temperature | 160K |
| Preferred amplifier | B (right hand side) |
Measured characteristics
| Dark current | <10e/hour |
| Cosmetics | Bright trap at [823,2592], Dark frame showing window to be used with
Oasis There is a defect in column 712. |
Fringing
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