NBN EN 62220-1-2 : 2007

INTRODUCTION
1 Scope
2 Normative references
3 Terminology and definitions
4 Requirements
   4.1 Operating conditions
   4.2 X-RAY EQUIPMENT
   4.3 RADIATION QUALITY
   4.4 TEST DEVICE
   4.5 Geometry
   4.6 IRRADIATION conditions
5 Corrections of RAW DATA
6 Determination of the DETECTIVE QUANTUM EFFICIENCY
   6.1 Definition and formula of DQE(u,v)
   6.2 Parameters to be used for evaluation
   6.3 Determination of different parameters from the images
7 Format of conformance statement
8 Accuracy
Annex A (normative) Determination of LAG EFFECTS
Annex B (informative) Calculation of the input NOISE POWER
                       SPECTRUM
Annex ZA (normative) Normative references to international
                       publications with their corresponding
                       European publications
Annex ZZ (informative) Coverage of Essential Requirements of
                       EC Directives
Bibliography
Terminology - Index of defined terms

Defines the method for the determination of the DETECTIVE QUANTUM EFFICIENCY (DQE) of DIGITAL X-RAY IMAGING DEVICES as a function of AIR KERMA and of SPATIAL FREQUENCY for the working conditions in the range of the medical application as specified by the MANUFACTURER.