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Company
Brain-
LAB m3
Radionics
Siemens**
(MRC)
µ
-MLC
Siemens
(MRC)
Moduleaf
3D Line
(Wellhöfer)
Direx AccuLeaf
# Leaf pairs
26
31
40
40
24
36
Field size (cm
2
)
10 x 10
10 x 12
7.3 x 6.4
12 x 10
11 x 10
11 x 10
Overcenter travel
(cm)
5
No data
1.4
5.5
2.5
3,3
Leaf width (mm)
3.0 – 5.5
4.0
1.6
2.5
4.5
3,1-4,6
Leaf
trans-
mission (%)
< 4
< 2
< 1
< 1
0.5
< 2
Maximum
speed (cm/s)
1.5
2.5
1.5
3
1
1.5
Clearance
to
isocenter (cm)
31
35
30
30
30
?
Total weight (kg)
31
35
38
39.7
35
31
Geometric design
Single
focused
Single
focused
Parallel
Single
focused
Double
focused
Two sets of leaf
pairs at 90°
Add-on MLCs