Calculated Fan Beam Total Resolution at Various Distances from Collimator Surface
Source–collimator surface distance (cm) | ||
Angle (degree) | z = 10 | z = 15 |
1.6216 | 0.5152 | 0.5636 |
3.2419 | 0.5156 | 0.5641 |
4.8595 | 0.5163 | 0.5650 |
6.4733 | 0.5173 | 0.5663 |
8.0818 | 0.5186 | 0.5679 |
9.6839 | 0.5202 | 0.5699 |
11.2783 | 0.5221 | 0.5722 |
12.8638 | 0.5242 | 0.5750 |
14.4393 | 0.5267 | 0.5781 |
16.0035 | 0.5294 | 0.5816 |
17.5555 | 0.5325 | 0.5855 |
19.0942 | 0.5359 | 0.5897 |
20.6186 | 0.5395 | 0.5944 |
22.1277 | 0.5436 | 0.5994 |
23.6206 | 0.5479 | 0.6049 |