EN ISO 11145:2018

Optics and photonics - Lasers and laser-related equipment - Vocabulary and symbols (ISO 11145:2018)

Publication date:   Mar 14, 2019

General information

60.60 Standard published   Dec 12, 2018


CEN/TC 123 Lasers and photonics

European Norm

01.040.31   Electronics (Vocabularies) | 01.080.40   Graphical symbols for use on electrical and electronics engineering drawings, diagrams, charts and in relevant technical product documentation | 31.260   Optoelectronics. Laser equipment



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This document defines basic terms, symbols, and units of measurement for the field of laser technology in order to unify the terminology and to arrive at clear definitions and reproducible tests of beam parameters and laser-oriented product properties.
NOTE The laser hierarchical vocabulary laid down in this document differs from that given in IEC 60825?1. ISO and IEC have discussed this difference and agree that it reflects the different purposes for which the two standards serve. For more details, see informative Annex A.

Related legislation

Legislation related to this standard


Directive 2006/42/EC of the European Parliament and of the Council of 17 May 2006 on machinery, and amending Directive 95/16/EC (recast)

Life cycle


EN ISO 11145:2016


EN ISO 11145:2018
60.60 Standard published
Dec 12, 2018