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Table 3
Statistics of the contrast spatial average in the DH, ranging from 7.6 λ0/Dpup to 12.8 λ0/Dpup, during the stabilization experiments for flat and DH calibrations.
| Calibration | Loop status | Mean | σcontrast |
|---|---|---|---|
| DH | Open | 3.3e–07 | 2.2e–07 |
| Closed | 7.5e–08 | 7.4e–09 | |
| Flat | Open | 2.4e–07 | 2.2e–07 |
| Closed | 6.2e–08 | 8.2e–09 | |
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