Location

Angular/ Azimuthal

MUs

Dose to IC Profiler (cGy)

% Leakage

(IC Profiler)

Uncertainty

(%)

% Leakage

(PPL film)

Central axis (Open)*

100

90.8

-

-

Top of gantry

180˚/0˚

1000

1.29

0.142

3.75

0.1334

Varian Logo

90˚/0˚

1000

0.328

0.036

9.12

0.020

Side of Gantry

0˚/90˚

1000

0.123

0.014

2.15

0.019