J Med Phys Close
 

Figure 3: Comparison of lateral profiles (Y direction) taken for all of the left lateral beams. The full width at half maximums of the calculations is slightly wider than measurements. Measurements also show a slightly sharper penumbra

Figure 3: Comparison of lateral profiles (Y direction) taken for all of the left lateral beams. The full width at half maximums of the calculations is slightly wider than measurements. Measurements also show a slightly sharper penumbra