| 摘要 |
<p>A marker which is flush with the road surface comprising optical fibres having their first ends spaced from the upper surface of the marker and their second ends at or slightly below the surface of the road. A reflective plate 3 reflects the light from vehicle headlights back towards the vehicle. Several markers 10 may be connected via optical fibres 13 to a single remote light source 12 for use on airport runways. <IMAGE></p> |
