Table 2.
Spatial resolution measurements of the prototype at the center of the FOV
| At axial center | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
|
| |||||||||||
| Distance (mm) | 10 | 25 | 50 | 75 | 100 | ||||||
|
| |||||||||||
| Spatial Resolution (mm) | FWHM | FWTM | FWHM | FWTM | FWHM | FWTM | FWHM | FWTM | FWHM | FWTM | |
| Vertical | Radial | 1.66 | 3.17 | 1.71 | 3.59 | 1.73 | 3.21 | 1.90 | 3.33 | 1.73 | 3.10 |
| Tangential | 1.56 | 2.28 | 1.41 | 2.70 | 1.57 | 2.87 | 1.62 | 3.27 | 1.84 | 3.79 | |
| Axial | 1.35 | 2.82 | 1.23 | 2.51 | 1.16 | 2.50 | 1.21 | 2.51 | 1.22 | 2.66 | |
|
| |||||||||||
| Horizontal | Radial | 1.37 | 2.78 | 1.49 | 2.85 | 1.44 | 2.81 | 1.56 | 2.77 | 1.55 | 2.92 |
| Tangential | 1.55 | 2.99 | 1.69 | 3.08 | 1.76 | 3.48 | 1.81 | 3.56 | 1.96 | 3.90 | |
| Axial | 1.23 | 2.44 | 1.25 | 2.62 | 1.41 | 2.64 | 1.56 | 2.81 | 1.63 | 2.98 | |