NEMA XR 17-1993 (R1999)
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
TEST STANDARD FOR THE MEASUREMENT FOR THE IMAGE SIGNAL UNIFORMITY OF AN X-RAY IMAGE INTENSIFIER SYSTEM
03-12-2013
06-12-2012
Foreword
Introduction
Scope
1 Referenced standards and definitions
Referenced standards
Definitions
2 Test equipment
Image calibration template
Photometer
Densitometer
Sensitometer
3 Standard system test conditions
General requirements
Source to entrance plane distance (SED)
Radiation requirements
4 Determination of uniformity
Measurement procedures
Measurement of the image signal distribution
Correction for the non-uniformity of the beam of
radiation
Determination of uniformity
Indication
5 Statement of compliance
Appendix
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