System of lighting of road tunnels. The invention provides a lighting system of a target area of a road tunnel (11) using a plurality of light emitting devices (21) fixed to the tunnel comprising a LED light source (31) of an electrical power between 0.5 -10w and a luminous efficiency of more than 150 lum / w and which are arranged to project light beams (25) on the target area with a predetermined emission angle AE2 so as to illuminate the target area completely.
展开▼
