Chapter 2 Before the Repair
2-6
2.3.2 Read/Erase of the Image
Processing Performance
Cutout image size
Reading resolution
•
Standard read mode: 175µm
•
High resolution read mode: 87.5µm
Cassette feed load time
45 seconds or less (14 x 14 inches/standard read mode)
•
Time from the cassette is inserted until the cassette is ejected.
Processing Performance
80 or more (14 x 14 inches/standard read mode)
•
Number of cassettes process in 1 hour when the cassette is
continuously inserted.
QR value
3 settings possible between 125 ~ 500
•
Low sensitivity
(QR value: 125 ~ 249)
•
Normal sensitivity (QR value: 250)
•
High sensitivity
(QR value: 251 ~ 500)
QR value definition: Define as QR = 200 when the output signal
value in 12 bit output is 1535 steps, with 2.58 x
10
-7
C/kg (= 1 mR is exposed with 80 kV tube
voltage
Reading dynamic range
Normal D range (4.0 digits: PMT output current range = 100 nA ~
1 mA)
Digital tone steps
12 bit (4096 steps)
Cassette used
Cutout image size
Cassette type
Display size
(mm)
Normal mode
(pixel)
High resolution
mode
(pixel)
14 x 17 inches
352.0 x 428.5
2010 x 2446
4020 x 4892
14 x 14 inches
352.0 x 352.0
2010 x 2010
4020 x 4020
11 x 14 inches
275.0 x 352.0
1572 x 2010
3144 x 4020
10 x 12 inches
250.5 x 301.5
1430 x 1722
2860 x 3444
8 x 10 inches
199.5 x 250.5
1140 x 1430
2280 x 2860
24 x 30 cm
236.5 x 296.5
1350 x 1692
2700 x 3384
18 x 24 cm
176.4 x 236.3
1008 x 1350
2016 x 2700
15 x 30 cm
296.5 x 146.5
1694 x 836
3388 x 1672
Содержание 0902
Страница 2: ......
Страница 6: ......
Страница 12: ......
Страница 30: ...2 10...
Страница 54: ......
Страница 84: ...Chapter 3 Troubleshooting 3 30 3 2 19 Confirm the H sync Signal To be stated...
Страница 85: ...Chapter 3 Troubleshooting 3 31 3 2 20 Confirm the LMC Operation To be stated...
Страница 120: ......
Страница 296: ...8 10...
Страница 300: ......
Страница 301: ......