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Retroreflectometer for Road Marking is used to measure the retroreflection characteristics of road markings.
The Retroreflectometer for Road Marking is a portable field measuring instrument, which can simulate the road marking brightness visible to the driver under the headlamp illumination of a motor vehicle at night. The measured parameter is the luminous retroreflectance coefficient at night, i.e. RL value, in mcd·m-2·lx-1. It is used to measure the retroreflection characteristics of road markings.
Technical parameters:
