PREN 4731 : DRAFT 2016
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
AEROSPACE SERIES - SPECTRAL QUALITY OF LED LUMINAIRES USED WITH PHOTOLUMINESCENT MARKING SYSTEMS
12-27-2023
10-03-2016
Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions and abbreviations
4 Spectral quality
Annex A (informative) - Approximated excitation spectrum
Annex B (informative) - Examples of different light spectra
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.