Energy (MV)

Depth (cm)

Field sizes (cm2)

Deviations physical wedge

Deviations virtual wedge

15˚

30˚

45˚

60˚

15˚

30˚

45˚

60˚

6

Dmax

10 × 10

0.1

0.3

0.4

0.8

0.2

0.5

0.9

1.4

15 × 15

0.3

0.5

0.4

0.4

0.1

0.6

1.2

2

20 × 20

0.4

0.3

−1.8

−3.7

0.7

1.5

1.5

3.2

10

10 × 10

0.2

0.5

0.4

0.2

1

1.2

1.5

2

15 × 15

0.3

0.1

−1.1

−3.9

1.9

2

2.1

1.9

20 × 20

0

−1.7

−11.8

−20.4

1.9

2.3

1.1

−4.2

20

10 × 10

0.4

0.3

0

−0.2

1.6

1.9

2.2

2.4

15 × 15

−0.1

−1.7

−6.4

−13.2

3

1.9

0.6

−3.5

20 × 20

−1.5

−8.3

−13.3

−7.8

1.2

−1

−5.6

−15.8

15

Dmax

10 × 10

0.1

0.3

0.3

0.5

0.4

0.9

1.6

2.7

15 × 15

−0.1

0.1

−0.5

−0.7

1.7

2.3

2.5

2.2

20 × 20

0

−0.2

−2.2

−3.4

2.6

1.9

1.8

1.8

10

10 × 10

0.1

0.4

0.4

0.9

0.9

1.1

1.5

2

15 × 15

0.2

0.4

−0.7

−1.3

1.5

2.2

2.3

2.2

20 × 20

0.1

−0.6

−3.5

−5.1

1.5

2

1.9

0.4

20

10 × 10

0

0.2

−0.1

−0.1

1.4

1.7

2.1

2.6

15 × 15

0.3

0.1

−1.3

−2.4

2.2

2.7

2.3

1.2

20 × 20

−0.1

−1.3

−6.7

−9.7

2.6

1.9

1

−2.7