Open Access
Table 1
Temporal WFE standard deviation in open and closed loop in nanometers, and the factor of improvement between both configurations for the tip, tilt, and defocus modes and for each air turbulence configuration.
| Valve | Aberration | Open loop | Closed loop | Gain |
|---|---|---|---|---|
| Closed | Tip | 2.17 | 0.24 | 9.0 |
| Tilt | 0.91 | 0.48 | 1.9 | |
| Defocus | 0.70 | 0.64 | 1.1 | |
| Low | Tip | 1.49 | 0.45 | 3.3 |
| Tilt | 1.80 | 0.45 | 4.0 | |
| Defocus | 1.75 | 0.66 | 2.6 | |
| Medium | Tip | 2.92 | 0.79 | 3.7 |
| Tilt | 1.45 | 0.78 | 1.9 | |
| Defocus | 1.57 | 0.96 | 1.6 | |
| High | Tip | 5.29 | 3.11 | 1.7 |
| Tilt | 3.28 | 2.74 | 1.2 | |
| Defocus | 3.83 | 2.20 | 1.7 | |
Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.
Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.
Initial download of the metrics may take a while.