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Zehntner ZDR 6020 Dynamic Retroreflectometer

This is a vehicle mounted retroreflectometer for efficient and safe continuous measurements of the night visibility (RL) of all types of road markings. Road stud measurement software is available as an option.

  • Handheld precision at up to 150 km/h (93 mph) without obstructing the traffic
  • Double and even triple lines are being recognized automatically and stored separately
  • Industrial grade touchscreen laptop and convenient touchscreen driver display
  • For all lighting conditions also bright sunlight
  • GPS with dead reckoning (DR) providing accurate GPS signals even in urban canyons and tunnels
  • Measurements can be evaluated with the included mapping and data analysis software “MappingTools” thus providing a comprehensive solution
  • All important data are recorded at the same time: RL, day contrast ratio, GPS coordinates, ambient temperature (°C/°F), relative humidity (rH %), speed, picture, voice recording, as well as date and time
  • In accordance with true CEN geometry of EN 1436 (RL), ASTM E 1710 (RL) as well as ASTM E 2177 (RL wet)
  • Approved by the accredited association StrAus-Zert, Germany (test No.: 0913-2009-05)

Standards covered by this are Product standards:
ASTM E 1710
ASTM E 2177
EN 1436
ASTM E 2176 (withdrawn 2013)

General basic principle standards:
CIE 54.2



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