EN 13927:2003

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Classification
5 Verification
   5.1 General
   5.2 Verification frequency
6 Requirements for typical equipment used for visual testing
   6.1 General equipment selection
   6.2 Lighting
   6.3 Resolution targets
   6.4 Graticule
   6.5 Replication
   6.6 Mirrors and lenses
   6.7 Endoscopes, fibrescopes and videoscopes
   6.8 Photographic and video imaging cameras
   6.9 Video monitors
   6.10 Image recording equipment
   6.11 Remote systems
Annex A (informative) Outline of equipment for visual testing

This European Standard describes general requirements for equipment used in visual testing.The application of equipment is necessary in visual testing when:¾ objects, which are visually or on account of environmental factors not accessible, need to be made accessible to viewing;¾ the test sensitivity is insufficient;¾ an imaging record is required.This European Standard includes the verification of equipment.