How much scatter from MV beam?
-6000
-4000
-2000
0
2000
4000
6000
8000
10000
12000
0
50
100
150
200
250
300
350
400
450
Series1
Series3
•
Raw signal
•
Corrected signal
•
Unexposed frames
•
1 blank frame in 4: use frames/angle to control