Retroreflectometer
The Retrosign GR3 sign retroreflectometer meets all FHWA and ASTM requirements, and is equipped with GPS location capabilities and internal storage for
The Retrosign GR3 sign retroreflectometer meets all FHWA and ASTM requirements, and is equipped with GPS location capabilities and internal storage for 250,000 measurements. It has automatic stray-light compensation; uses a nickel metal hydride battery; and has road sensor control software to transfer results. Included with the system is a radio-frequency identification reader.
TAPCO, Elm Grove, Wis.
CIRCLE 201 ON CARD OR VISIT WWW.GOVINFO.BZ/23547-201
