EN ISO/IEC 15421:2001
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
30-06-2002
12-12-2001
Foreword
Introduction
1 Scope
2 Conformance
3 Normative references
4 Terms and definitions
5 Symbols and abbreviated terms
6 Physical requirements
6.1 Material
6.1.1 Dimensional stability
6.1.2 Archival properties
6.2 Physical requirements controlled by the
manufacturing process
6.2.1 Target bar width
6.2.2 Bar width adjustment
6.3 Tolerances
6.3.1 Tolerance A - all symbologies
6.3.2 Tolerance B - two width symbologies
6.3.3 Tolerance C - (n,k) symbologies
6.3.4 Tolerance D - all symbologies
6.4 Bar edge characteristics
6.4.1 Bar edge conformance
6.4.2 Bar edge gradient
6.5 Defects
6.6 Quiet zones
6.7 Corner marks
6.8 Optical densities
6.8.1 Minimum density (D[min])
6.8.2 Maximum density (D[max])
6.9 Orientation
6.10 Polarity
6.11 Encodation
6.12 Human readable interpretation
7 Test methods
7.1 Bar and space width measurement
7.1.1 Conditions for dimensional measurements
7.1.2 Calculation of the achieved bar width
adjustment
7.2 Test report and traceability
Annex A (informative) Optical density profiles
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