EN 12368:2015 PDF

Scope: This European Standard applies to signal heads with one or more signal lights of the colours red, yellow and/or green signal lights for road traffic with 200 mm and 300 mm roundels and to optical units to be integrated in signal heads to produce the individual signal lights. It defines the product characteristics for the visual, structural, environmental performances and testing of signal heads and optical units for pedestrian and road traffic use.

EN 12368:2015 Referenced Document

CIE 15-2004 Colorimetry (Third Edition; ***For (SDO) Subscription Customers Only ***)
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