Zehntner ZRM 6013+ Retroreflectometer RL/Qd

Professional level portable handheld retroreflectometer for RL and Qd

The Zehntner ZRM 6013+ Retroreflectometer RL/Qd is used to determine night visibility (RL) and day visibility (Qd) of road and airport markings as well as ambient temperature and relative humidity in dry or wet conditions.

Ultrafast for all types of road and airport markings, the Zehntner ZRM 6013+ is easy to use and delivers reliable results.

The transflective luminous graphical display allows for excellent visibility under all lighting conditions, including bright sunlight.

  • Battery operated, portable instrument with memory and many more benefits
  • Factory calibration traceable to the independent Swiss Federal Institute of Metrology
  • Ultrafast retroreflectometer measurement (RL and Qd) in about 2 seconds
  • Use in dry or wet conditions at any time of day or night on the road or in the laboratory
  • Profiled markings up to 12 mm can be measured

Touchscreen 5.7" color TFT (LCD), LED backlight, VGA resolution

1 GB internal flash memory

Measurement Modes
R L dry (night visibility)
RL wet (night visibility)
Qd (day visibility)
C/F (ambient temperature)
rH % (relative humidity)
Measuring Area
(WxL) 52mm x 218mm (2.05" x 8.58")

Measuring Range
RL: 0 - 4000 mcdm-2lx-1
Qd: 0 - 400 mcdm-2lx-1
Measuring Accuracy
Repeatability 2 %

Observation Angle
EN 1436 & ASTM E2302: 2.29
ASTM E1710: 1.05
Illumination Angle
RL: EN 1436: 1.24
RL: ASTM E1710: 88.76
Qd: diffuse
6.8kg (14.99 lbs)

Operating Temperature
-10C to +50C (14F to 122F), non condensing

ASTM E1710
ASTM E2177
ASTM E2302
EN 1436
EN 13197
CIE 54.2