TABLE 5

Calculated Fan Beam Total Resolution at Various Distances from Collimator Surface

Source–collimator surface distance (cm)
Angle (degree)z = 10z = 15
1.62160.51520.5636
3.24190.51560.5641
4.85950.51630.5650
6.47330.51730.5663
8.08180.51860.5679
9.68390.52020.5699
11.27830.52210.5722
12.86380.52420.5750
14.43930.52670.5781
16.00350.52940.5816
17.55550.53250.5855
19.09420.53590.5897
20.61860.53950.5944
22.12770.54360.5994
23.62060.54790.6049