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by HelmutZahn
Tue Aug 25, 2015 6:57 am
Forum: Construction
Topic: luminance on tunnel walls
Replies: 1
Views: 7980

luminance on tunnel walls

For a tunnel lighting installation I would like to read luminance values on the tunnel walls, for a car driver at standard distance as used for luminanc calculations on the street. Does anybody have an idea or a model that shows how this can be done? Thank you.