:;;: ... l1li. (J)3 Z a: f-2
2 3 4 THICKNESS OF LEAD (INCHES)
.\MERSHAM - RADIATION SAFETY HANDBOOK
FIGURES
57
FIGURES
2 4 6 8 10 12 14 THICKNESS OF IRON (INCHES)
58 AMERSHAM - RADIATION SAFETY HANDBOOK
FIGURES
o 5 10 15 20 25 30 35 THICKNESS OF CONCRETE (INCHES)
AMERSHAM - RADIATION SAFETY HANDBOOK 59
FIGURES
1.0
60
2.0 THICKNESS OF TUNGSTEN (INCHES)
3.0
AMERSHAM - RADIATION SAFETY HANDBOOK
1.0 2.0 THICKNESS OF URANIUM (INCHES)
AMERSHAM - RADIATION SAFETY HANDBOOK
FIGURES
3.0
61
Exposure parameters: COMMON LOGARITHMS STRUCTURIX 02,03 s.c., 03,04, OS, 07, 08 Log number Log number Log number Log number Log number Log number 200 kV - Pb-screens 0,00 1,00 0,55 3,55 1,05 11,2 1,60 39,8 2,05 112 2,60 398
STRUCTURIX o6R, F08p 0,05 1,12 0,60 3,98 1,10 12,6 1,65 44,7 2,10 126 2,65 447 0,10 1,26 0,65 4,47 1,15 14,1 1,70 50,1 2,15 141 2,70 501 200 kV - RCF-screens (5s exposure) 0,15 1,41 0,70 5,01 1,20 15,9 1,75 56,2 2,20 159 2,75 562
Processing parameters: 0,20 1,59 0,75 5,62 1,25 17,8 1,80 63,1 2,25 178 2,80 631 8utOm. proc.: 8 min cycfe, 0,25 1,78 0,80 6,31 1,30 20,0 1,85 70,8 2,30 200 2,85 708
devef. G 135 0,30 2,00 0,85 7,08 1,35 22,4 1,90 79,4 2,35 224 2,90 794 82.4 of (28C) 0,35 2,24 0,90 7,94 1,40 25,1 1,95 89,1 2,40 251 2,95 891
0,40 2,51 0,95 8,91 1,45 28,2 2,00 100,0 2,45 282 3,00 1000 0,45 2,82 1,00 10,00 1,50 31,6 2,50 316 0,50 3,16 1,55 35,5 2,55 355
Exposure charts can be very useful for setting the correct exposure. The charts shown here are meant only as a guide, as the correct exposure will depend on the equipment used and on the development conditions.
~j 'I
i I i
I
I
~FJJdhIilUMiD.AIASH.EET . FUJI !NDUSTR!"'IAiiADI0Gf.IAAldJGtfilLlM
~CTERISTIC CURVE
.?;-'(;5 c Q) o
Manual Processing
4.5.---~~-r--~---.--~~--~--~---.--~----r---;----r--~---.
4.0
EXPOSURE: 200KV Xrays . SCREEN: Lead screens O.03mm (",",0.001 inch) ........ i ................. -.i ................ _ ... ; ......... .
thick front & back :;:1 FILTER: Steel9mm (~O.35 inch) 1. :.: 1. PROCESSOR: Manual Tank DEVELOPING TIME AND DEVELOPER TEMPERATURE:
5min./20C (68F) .. DEVELOPER: FUJI HIRENDOLI
3.5 1-----7: --+--:;:---1---:;--+, --:-; -.-Hr--~; r--+-:r--:-: -#,-. -1--+/ --7:---1 -L___ -__J_ -----+---j---)--. --- L--i-r
3.0' ." ,. .,
........... ; ........... i
1.0~--~--4---~--~--~--~--~~--++~++--+r--~---+---+--
.......... -:-- ............... _-_.-:._-_ .. . . .
.
0.5~--~---+--~~-A~--~/L-~--~~~~~~--~--~~--~---7--~
O.OL-__ ~ __ L_ __ ~ __ L_~ __ ~~~~ __ L_~ __ ~ __ ~ __ ~~~--~ o 1.0 2_0 3.0
Log Relative Exposure
Automated Processing 5 Minute Development 68F.
o 1.0 2.0 3.0
LOG RELATIVE EXPOSURE Characteristic curves of KODAK INDUSTREX Films. Processing-KoDAK Industrial X-OMAT Proces'sor, Model B, with KODAK INDUSTREX Developer Replenisher at 81 0 F, and KODAK INDUSTREXFixer and Replenisher. Exposure-200 kilovolt x-rays with lead screens(as specified in ANSI PH2.8). Curves for other x-ray and gamma-ray qualities will be approximately the same shape but spaced differently along the log relative exposure axis.
)0-r-Z 2.0 LJ.J Cl
Manual Processing
R-(Sing Ie . ..
. '
Exposure Charts
KODAK Industrex R Film (Single Coated)
KODAK Industrex R Film (Double Coated)
w 0::: ,., :::> . VI o a. >< W 1 .
I " o 0.25 0.50 0.75 1.00 1.25 1.50 1.75
Inches of Steel (Thickness)
L I , o 0.25 050 0.75 1.00 1.25 1.50 1.75
Inches of Steel (Thickness)
KODAK Industrex M Film
KODAK Industrex TMX Film
UJ 0:: ::.) Vl 0 Cl... X UJ UJ
~ ~ -1 UJ 0::
UJ 0:: ::.) Vl 0 Cl... X UJ I.U > ~ -1 UJ 0::
100 , ,
10 , ,
100 , ,
10 9
0.25 0.50 0.75 1.00 1.25 Inches of Steel (Thickness)
0.25 0.50 0.75 1.00 1.25 Inches of Steel (Thickness)
1.50
1.50
1.75
1.75
Exposure Charts
KODAK Industrex T Film
KODAK Industrex AA Film
KODAK Industrex AX Film
100 ,
w 0::: ' :J VI o a.. X W 3 ...
L.i ililll~~ , . , .
..
J.
o 0.25 0.50 0.75 1.00 1.25 1.50 1.7 5 Inches of Steel (Thickness)
w 0::: :J . VI o a.. X W 3..
! '111111111111111111 " I.. I " I
o 0.25 0.50 0.75 1.00 1.25 1.50 1.75 Inches of Steel (Thickness)
Iridium 192
Cobalt 60
w 0::: :J Vl o 0... X W
~ ~ w 0:::
w 0::: :J Vl o 0... X W W > ~ ...J W 0:::
100
o
.5 1.0 1.5 2.0 2.5 3.0 3.5 Inches of Steel (Thickness)
2 3 4 5 Inches of Steel (Thickness)
Top Related