2920-2921 / 3107
skin
●
100%
70 120
80
180
170
160
130
140
150
120
100
gap/overlap caused by divergence: areas of huge under/overdose
5 cm
crossing projected
field edges
120
110
100
80
90
70
60
50
40
5 cm
Smaller / larger depths: central dose dip / peak