ExposureCalculator TF V1.3
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EXPOSURE CALCULATOR TF (For Ir.192 Base on Thickness Factor) V1.3 FILM FACTOR THICKNESS FACTOR KEY IN VALUES IN GREEN BOX ONLY KODAK CX 25 Thickness (inches) = 1.000 KODAK AX 35 Source To Film Distance = 14 inches FUJI 100 Thickness Factor = 0.359 KODAK AA 40 Material Thickness = 25.40 mm AGFA D7 THICKNESS MULTIFLIER KODAK MX 135 <1" = 1.10 Source Activity = 12 Ci FUJI 50 140 1" to >2" ≤ = 1.20 AGFA D4 2" to >3" ≤ = 1.25 Film Factor = 35 3" to >4" ≤ = 1.30 CONVERTER (mm to inches) 4" ≤ = 1.40 Exposure Time = 0 hr(s) 5 min(s) 51 sec(s) 25.4 mm = 1 inches Formula: Thickness Factor = EXP ( Thickness X Thickness Multiplier ) X 0.108 = EXP ( 1.00 X 1.2 ) X 0.108 = 0.36 Eposure Time = Thickness Factor X X Film Factor Source Activity (Ci) 35.00 = 0.36 X 14 X 14 X 35 12.00 35 = 0.36 X 16.3333 X 1 Eposure Time = 5.86 min(s) Abouti Help? SFD (inches)²
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exxp
Transcript of ExposureCalculator TF V1.3
ExpoCal V1.3 By: Noel Itum April 15, 2006 Page 1EXPOSURE CALCULATOR TF (For Ir.192 Base on Thickness Factor !1."FIL# FACTORT$IC%&ESS FACTOR %E' I& !ALUES I& (REE& BOX O&L' %O)A% CX 2*Thickness (inches + 1.,,, %O)A% AX"*So-rce To Fi./ )istance + 10 inches FU1I 1,,Thickness Factor + ,."*9 %O)A% AA0,#ateria. Thickness + 2*.0, // A(FA )2T$IC%&ESS #ULTIFLIER %O)A% #X 1"*314+ 1.1, So-rce Acti5it6 + 12 Ci FU1I *,10,714 to 824+ 1.2, A(FA )0724 to 8"4+ 1.2* Fi./ Factor + "*7"4 to 804+ 1.", CO&!ERTER (// to inches704+ 1.0,E9:os-re Ti/e + 0hr(s */in(s *1sec(s 2*.0 // + 1 inchesFor/-.a;Thickness Factor + EXP ( Thickness X Thickness #-.ti:.ierX ,.1,
