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REFLECTIVITY MEASURING APPARATUS AND METHOD

  • US 20020063638A1
  • Filed: 09/07/1999
  • Published: 05/30/2002
  • Est. Priority Date: 03/05/1997
  • Status: Active Grant
First Claim
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1. A reflectivity measuring apparatus for testing the integrity of road markings including a light source, a light sensor and a processing means, the apparatus being mounted on a vehicle such that, in use, the light source illuminates a reflective surface on a road marking, and wherein the light sensor detects any reflected light and the data signal is received by the processing means, the processing means processes the data to provide information on the reflectivity of a said reflective surface.

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