TABLE VII.

Electron output factors. Electron output factors versus field size for various applicators for a 9 MeV beam on a Varian Clinac 2100C (SSD = 100 cm).

Field size	Applicator size (cm2)
(cm2)	10 × 10	15 × 15	20 × 20	25 × 25
2 × 2	0.843	0.846	0.824	0.812
3 × 3	0.908	0.908	0.891	0.871
4 × 4	0.963	0.954	0.936	0.911
5 × 5	0.991	0.982	0.962	0.936
6 × 6	1.003	0.997	0.976	0.951
7 × 7	1.005	1.004	0.983	0.960
8 × 8	1.003	1.006	0.986	0.964
10 × 10	1.000	1.003	0.985	0.965
12 × 12		0.997	0.980	0.962
15 × 15		0.992	0.976	0.955
20 × 20			0.981	0.950
25 × 25				0.955