Table 3.
Field | Energy (MeV) | Phantom | Film orientation |
---|---|---|---|
Single pencil beam | 97.4 | PMMA | Parallel |
148.2 | |||
198.0 | |||
Target 40 × 40 × 40 mm3 centered at 75 mm depth | 91.2–126.5 | PMMA | Parallel |
Centered at 115 mm depth | 124.0–154.2 | ||
Square field 20 × 20 mm2 | 148.2 | PMMA | Transverse |
PMMA with central Bone Slab | |||
PMMA with lateral interface |