Operation Manual

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© Prognosys Medical Systems Private Limited│ X-Ray Products
The testing measurement procedure of MTF and DQE is complies with IEC 62220-1 (MEDICAL
ELECTRICAL EQUIPMENT - CHARACTERISTICS OF DIGITAL X-RAY IMAGING DEVICES) as a general
X-ray radiography equipment.
To ensure optimal image quality, it is recommended that you do not use the flat panel detector
near devices (motor, transformer, switching supply, etc.) that generate electromagnetic noise.
V14 CLARITY/V17 CLARITY (CsI Version) Performance at *RQA5
Item
Min
Typ.
Max
unit
MTF @ 1 lp / mm
0.62
0.69
0.76
MTF @ 2 lp / mm
0.31
0.39
0.47
MTF @ 3 lp / mm
0.15
0.22
0.28
DQE @ 0.5 lp / mm
0.42
0.51
0.60
DQE @ 1 lp / mm
0.40
0.48
0.55
DQE @ 2 lp / mm
0.31
0.39
0.47
DQE @ 3 lp / mm
0.20
0.29
0.37
Sensitivity @2uGy
488
574
660
LSB/uGy
Dark noise
2.7
3.6
LSB
Maximun linear dose
75
88
101
uGy
Maximun clipping
dose
100
120
140
uGy
Energy range
40
150
KVp
V14 CLARITY/V17 CLARITY (CsI Version) Life Time Performance at *RQA5
Item
Min
Typ.
Max
unit
MTF @ 1 lp / mm
0.55
0.69