DIN EN ISO 14405-3:2017-07

National foreword
National Annex NA (informative) - Bibliography
European foreword
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Specification modifiers and symbols
5 Default specification operator for angular size
6 Drawing indication
Annex A (normative) - Association criteria for two-line
        angular size (for a revolute or prismatic feature of size)
Annex B (informative) - Differences between two planes
        considered as an angular feature of size and two
        planes considered as two single features
Annex C (informative) - Overview diagram for angular size
Annex D (informative) - Relation to ISO GPS matrix
Bibliography

Gives a set of tools to express several types of angular size characteristics.