Table 2.
Summary of spatial resolution measurements (10% MTF in µm) at center and 3-cm offset at different radial positions, 90° apart
| Site | Center | 0° | 90° | 180° | 270° |
|---|---|---|---|---|---|
| A | 130.1 | 146.3 | 160.6 | 142.0 | 167.9 |
| B | 127.8 | 132.5 | 172.9 | 146.0 | 182.2 |
| C | 143.6 | 139.1 | 164.1 | 135.6 | 168.6 |
| D | 154.0 | 134.3 | 169.8 | 152.2 | 187.4 |
| E | 131.8 | 155.0 | 154.9 | 149.0 | 170.6 |
| F | 127.7 | 135.9 | 167.8 | 134.1 | 164.6 |
| G | 153.3 | 147.8 | 166.5 | 131.2 | 180.1 |
| H | 126.9 | 151.5 | 164.0 | 171.3 | 168.4 |
| I | 143.3 | 144.9 | 147.9 | 135.2 | 154.4 |
| avg ± sd | 137.6 ± 11.1 | 143.0 ± 7.9 | 163.2 ± 7.8 | 144.1 ± 12.5 | 171.6 ± 10.1 |