Scenario 1, Case 1: Gantry rotated 0.25 degree, Isocenter at 0 and SAD at 100

6 MV

6 MV-FFF

10 MV-FFF

Field Size (cm2)

Depth (cm)

Field Size (cm2)

Depth (cm)

Field Size (cm2)

Depth (cm)

2 × 2

1.5

2 × 2

1.5

2 × 2

2.1

2 × 2

5

2 × 2

5

2 × 2

5

2 × 2

10

2 × 2

10

2 × 2

10

2 × 2

20

2 × 2

20

2 × 2

20

2 × 2

30

2 × 2

30

2 × 2

30

10 × 10

1.5

10 × 10

1.5

10 × 10

2.1

10 × 10

5

10 × 10

5

10 × 10

5

10 × 10

10

10 × 10

10

10 × 10

10

10 × 10

20

10 × 10

20

10 × 10

20

10 × 10

30

10 × 10

30

10 × 10

30

25 × 25

1.5

25 × 25

1.5

25 × 25

2.1

25 × 25

5

25 × 25

5

25 × 25

5

25 × 25

10

25 × 25

10

25 × 25

10

25 × 25

20

25 × 25

20

25 × 25

20

25 × 25

30

25 × 25

30

25 × 25

30

40 × 40

1.5

40 × 40

1.5

40 × 40

2.1

40 × 40

5

40 × 40

5

40 × 40

5

40 × 40

10

40 × 40

10

40 × 40

10

40 × 40

20

40 × 40

20

40 × 40

20

40 × 40

30

40 × 40

30

40 × 40

30