Luminance Requirements for Lighted Signage

  title={Luminance Requirements for Lighted Signage},
  author={Jean Paul Freyssinier and Nadarajah Narendran and John D. Bullough},
Light-emitting diode (LED) technology is presently targeted to displace traditional light sources in backlighted signage. The literature shows that brightness and contrast are perhaps the two most important elements of a sign that determine its attention-getting capabilities and its legibility. Presently, there are no luminance standards for signage, and the practice of developing brighter signs to compete with signs in adjacent businesses is becoming more commonplace. Sign luminances in such… CONTINUE READING