1. Cobalt-60
1.1. Calibrated conditions @ Nominal
1.1.1. FS @ (10cm^2)
1.1.2. SSD=80cm
1.1.3. Time= (Prescribed Dose/(Dose Rate in air)(BSF)(FSD)
1.1.3.1. BSF
1.1.3.2. FSD
1.1.4. SSD@ DMAX 80.5 cm
1.1.5. Dmax =.5cm
1.2. Non-Calibrated Conditions @ Nominal with Depth Change
1.2.1. FS @ (10cm^2)
1.2.2. SSD=80cm
1.2.3. Time= Prescribed Dose/Dose Rate in air(BSF)(FSD)(%DD/100)
1.2.3.1. FSD
1.2.3.2. BSF
1.2.3.3. %DD/100
1.2.4. Dmax =.5cm
1.2.5. SSD@ DMAX 80.5 cm
1.3. Extended SSD Not @Nominal
1.3.1. ISF=(SSD1+Dmax/SSD2+Dmax)^2
1.3.2. %DD=D@d/D@Dmax
1.3.3. Time=Prescribed Dose /(Dose in air)/(BSF@SSD2)(FSD@(SSD1)(ISF)(%DD/100)
1.3.4. Mayneord F= (SSD1+Depth/SSD2+Depth)^2(SSD2+Dmax/SSD1+Dmax)^2
2. Linac (6mv 8mv)
2.1. Calibrated Conditions @Nominal
2.1.1. FS=10cm^2
2.1.2. SSD=100cm
2.1.3. MU=Prescribed Dose/(1cGy/MU )(Sc)(Sp)or (OPF)
2.1.3.1. Sc , Sp
2.1.3.2. OPF
2.1.4. 6MV Dmax=1.5cm
2.1.5. 18MV Dmax=3.5cm
2.1.6. In Phantom
2.1.7. SSD @Dmax=101.5 or 103.5 cm
2.2. Non-Calibrated Conditions@ Nominal with Depth Change
2.2.1. 6MV Dmax=1.5cm
2.2.2. FS=10cm^2
2.2.3. SSD=100cm
2.2.4. MU=Prescribed dose/(1cGy)(OPF) or (Sp)(Sc)(%DD/100)
2.2.4.1. Sc , Sp
2.2.4.2. OPF
2.2.4.3. %DD/100
2.2.5. 18MV Dmax=3.5cm
2.2.6. In Phantom
2.2.7. SSD @Dmax=101.5 or 103.5 cm
2.3. Extended SSD Not @ Nominal
2.3.1. %DD=D@d/D@Dmax
2.3.2. PSF
2.3.3. MU=Prescribed dose/(dose rate@SSD1)(OPF@SSD1)( (PSF@SSD2/PSF@SSD1)(ISF)(%DD@SSD2/100)
2.3.4. MU=Prescribed dose/(dose rate@SSD1)(Sc@SSD1)(Sp@SSD2)(SSD1+Dmax/SS2+Dmax)(%DD@SSD2/100)
2.3.5. Mayneord F= (SSD1+Depth/SSD2+Depth)^2(SSD2+Dmax/SSD1+Dmax)^2
2.3.6. ISF=(SSD1+Dmax/SSD2+Dmax)^2