| 摘要 |
<p>PURPOSE: A lighting device for the road reduces the electrical energy by establishing the LED module towards roadway. CONSTITUTION: A roadway having the first direction which the lighting device for the road comes under to the vehicle progress direction and the backward to the first direction is life spared. The lighting device for the road comprises a plurality of LEDs and the LED retaining means making maintain a plurality of LEDs in the around roadway. LED examines to slope the light within the angular range between backward and the first direction. The LED retaining means is composed of the wall(21) installed among the bi-edge of roadway in one or more edge.</p> |
