Dear Customers,
We will be on our Christmas break from 23 December 2025 at 1:00 p.m. and will be available again from 5 January 2026.
Please note that new registrations and requests requiring manual processing will only be handled from this date onwards.
You may, of course, place orders and access downloads online at any time.
We wish you happy holidays, a restful break, and a healthy start to the New Year!
Your DIN Media
Technical rule [CURRENT]
Product information on this site:
Quick delivery via download or delivery service
All transactions are encrypted
This document refers to the needs for visual comfort and performance, but not to occupational health or safety requirements. It primarily addresses designers. This document describes the framework for the implementation of lighting concepts. The information contained in this document serves to help comply with the requirements both of ASR A3.4 and of DIN EN 12464-1. This Supplement has been revised by Working Committee NA 058-00-04 AA "Innenraumbeleuchtung mit künstlichem Licht" ("Artificial indoor lighting") at DIN Standards Committee Lighting Technology (FNL). It supplements the European Standard for the Lighting of work places DIN EN 12464-1.
This document replaces DIN EN 12464-1 Beiblatt 1:2017-08 .