IFC (IFC4X3_ADD1) development


Semantic definition

In both the DIN and CIE standards, artificial light sources are classified in terms of their colour appearance. To the human eye they all appear to be white; the difference can only be detected by direct comparison. Visual performance is not directly affected by differences in colour appearance.

Referenced in
Table fb9c00e1-0f1a-4901-863c-1150d05b150f

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