NF EN 61262-7 : 1996

Foreword
Introduction
1 Scope
2 Normative references
3 Terminology
3.1 Definitions
3.2 Degree of requirements and reading instructions
4 Requirements
4.1 Test set-up
4.2 X-RAY IMAGE INTENSIFIER - Operating conditions
4.3 Input RADIATION
4.4 Test device
4.5 Measurement equipment
5 Determination of the MODULATION TRANSFER FUNCTION
5.1 Preparation
5.2 Measurement
5.3 Corrections
5.4 Determination of the LOW-FREQUENCY DROP
5.5 Overall accuracy of determination
6 Presentation of the MODULATION TRANSFER FUNCTION
7 Statement of compliance
Figure
1 Measuring arrangement
Annexes
A Terminology - Index of defined terms
B Construction of the TEST DEVICE
C Determination of the MTFA of the MTF ANALYSER
D Bibliography
ZA (normative) Normative references to international
     publications with their corresponding European
     publications

Applies to electro-optical X-ray image intensifiers for medical use, as components of diagnostic X-ray equipment.