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Collimator scatter, cont…
- minor influence
%
30x30cm2
1.0
( )
coll
,
x y
Ψ
0.8
0.6
Collimator scatter profiles 4 MV through isocenter
41
Ahnesjö, Med. Phys.
22
p 267-278
5x5cm2
15x15cm2
-15 -10 -5 0 5 10 15 20
0
-20
0
Ψ
0.4
0.2
Off axis distance