Table of Contents
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Appendix
Chapter 2. Service Utility-Additional Instructions
GAMMA
No.
Diag. Unit
QL Value
0
22
44
65
87
109
131
152
174
196
218
239
261
283
305
326
348
370
392
414
435
457
479
501
522
544
566
588
609
631
653
675
697
718
740
762
784
805
827
849
871
892
914
936
958
979
1001
1023
(Note) Diag. Unit listed in the table provides a reference for domestic use in Japan.
Gamma 49 for Fuji QA-WS771 does not process tone correction.
006-251-03
12.18.2001 FM3271
Gamma Table (SAR Scheme) (3/3)
GAMMA GAMMA
GAMMA
41
42
43
Siemens
Siemens
Siemens
Fluorospot-
Somatom Magnetom
H
Density
Density
Density
Value
Value
Value
0.200
0.190
0.200
0.212
0.206
0.219
0.218
0.225
0.243
0.229
0.246
0.263
0.242
0.267
0.287
0.257
0.295
0.310
0.278
0.328
0.333
0.303
0.360
0.360
0.328
0.390
0.385
0.353
0.420
0.410
0.380
0.458
0.436
0.403
0.490
0.463
0.435
0.522
0.490
0.467
0.553
0.520
0.497
0.585
0.550
0.530
0.615
0.587
0.567
0.647
0.623
0.607
0.678
0.660
0.643
0.705
0.697
0.685
0.737
0.743
0.728
0.770
0.783
0.772
0.807
0.827
0.815
0.850
0.868
0.858
0.890
0.913
0.905
0.933
0.955
0.955
0.975
0.998
1.010
1.027
1.047
1.065
1.073
1.097
1.122
1.125
1.145
1.180
1.172
1.197
1.247
1.223
1.253
1.317
1.265
1.317
1.383
1.310
1.383
1.457
1.358
1.450
1.533
1.407
1.520
1.612
1.457
1.600
1.693
1.505
1.683
1.780
1.555
1.770
1.865
1.612
1.862
1.953
1.670
1.960
2.037
1.783
2.060
2.127
1.907
2.163
2.223
2.027
2.255
2.325
2.150
2.360
2.440
2.267
2.495
2.550
2.390
2.640
2.665
2.520
2.810
2.800
2.650
3.000
GAMMA GAMMA
GAMMA
44
45
47
Philips
Siemens
Siemens
Gyroscan
Polytron
Digiscan
NT
Density
Density
Density
Value
Value
Value
0.190
0.190
0.160
0.203
0.212
0.179
0.218
0.244
0.202
0.237
0.267
0.227
0.255
0.300
0.254
0.270
0.330
0.283
0.292
0.357
0.313
0.317
0.382
0.341
0.340
0.407
0.373
0.365
0.430
0.405
0.395
0.455
0.438
0.427
0.480
0.476
0.458
0.510
0.515
0.488
0.540
0.553
0.520
0.565
0.594
0.553
0.592
0.634
0.590
0.623
0.674
0.627
0.655
0.716
0.663
0.685
0.757
0.700
0.723
0.799
0.743
0.760
0.845
0.793
0.795
0.895
0.843
0.837
0.944
0.900
0.880
0.994
0.960
0.923
1.048
1.020
0.963
1.108
1.082
1.010
1.170
1.145
1.053
1.230
1.207
1.102
1.289
1.265
1.152
1.354
1.328
1.210
1.420
1.390
1.267
1.488
1.450
1.330
1.557
1.523
1.403
1.625
1.600
1.477
1.698
1.690
1.550
1.773
1.783
1.625
1.856
1.877
1.705
1.935
1.967
1.787
2.018
2.060
1.865
2.109
2.147
1.967
2.204
2.243
2.067
2.306
2.337
2.177
2.407
2.435
2.300
2.507
2.520
2.425
2.612
2.615
2.565
2.726
2.705
2.710
2.855
2.810
2.900
3.000
FN-PS551 Service Manual
Appendix-30
GAMMA
GAMMA
GAMMA
36
19
49
DICOM
Philips
GSDF
(Grayscale
Easy Vision
Fuji
Standard
Perceptual
QA-WS771
Display
Function)
Linear
Curve
Density
Density
Density
Value
Value
Value
0.200
0.207
0.230
0.241
0.259
0.283
0.288
0.318
0.318
0.352
0.348
0.394
0.379
0.429
0.411
0.471
0.442
0.507
0.475
0.549
0.508
0.585
0.542
0.620
0.577
0.663
0.613
0.699
0.649
0.743
0.686
0.780
0.724
0.824
0.762
0.861
0.801
0.906
0.841
0.944
0.881
0.982
0.923
1.028
0.965
1.067
1.008
1.114
1.051
1.154
1.096
1.203
1.142
1.245
1.190
1.295
1.239
1.338
1.289
1.382
1.342
1.435
1.397
1.481
1.454
1.538
1.515
1.586
1.579
1.647
1.647
1.699
1.719
1.765
1.796
1.822
1.879
1.883
1.969
1.960
2.065
2.029
2.169
2.120
2.282
2.203
2.405
2.318
2.538
2.429
2.683
2.564
2.841
2.782
3.000
2.999
TAP4A007.EPS
Appendix-30
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