Handheld retroreflectometer LTL3500

day visibilitynight visibilityfor horizontal pavement marking

Hand-held retroreflectometer for road markings Retroreflectometer instrument for measuring retroreflection of road markings based on the latest technological developments. Easy to calibrate and operate, robust and long-lasting, small in size, light in weight with a range of support features. User friendly and easy to operate LTL3500 is a very user-friendly and easy to operate instrument intended for users with demanding measurement programmes and who do not need many features to support the measurements. Measurement data can be transferred to Excel for storage and processing and Google Earth for location visualization using GNSS. Measurement data can be linked to a User ID and a Road ID. RL and Qd retroreflection measurements Performance of markings at night is an important factor in ensuring safe driving conditions and key to making automated vehicles recognise markings and navigate according to them. The LTL3500 supports nighttime visibility (RL) and daytime visibility (Qd) according to European and US standards. Only measurement with a retroreflectometer like LTL3500 can indicate if a marking performs according to standards. A wide range of support features The LTL3500 is offered with support features such as: – extractable handle – GNSS – nighttime reflected colour measurement – macro and overhead camera – orientation – air and marking temperature – relative humidity – road icon ID – external printer Calibration The LTL3500 comes with a RL and Qd calibration reference calibrated in our DANAK-accredited laboratory.