LIGHT-EMITTING DEVICE FOR GUARD RAIL

摘要

PROBLEM TO BE SOLVED: To provide a light-emitting device for a guard rail capable of being distinctly recognized. SOLUTION: The light-emitting devices 3 for the guard rail are arranged in a recessed section 2 formed along the center of the guard rail 1. The light- emitting devices 3 have light sources 4 such as light-emitting diodes and light- guide plates 6 introducing light from the light sources 4 and discharging it towards the road 5 side.