GUIDING SIGN FOR TUNNEL
PROBLEM TO BE SOLVED: To provide a guiding sign for a tunnel capable of lowering unnecessary power consumption while securing visibility and reducing the size and a cost. SOLUTION: An apparatus main body 1 housing a light source is arranged in parallel to a road. On the road side face of the apparat...
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Zusammenfassung: | PROBLEM TO BE SOLVED: To provide a guiding sign for a tunnel capable of lowering unnecessary power consumption while securing visibility and reducing the size and a cost. SOLUTION: An apparatus main body 1 housing a light source is arranged in parallel to a road. On the road side face of the apparatus main body 1, a display panel 3 is mounted. The direction giving a maximum emitting light amount (chain double-dashed line) from the display panel 3 is set to be deflected from the front face direction of the display 3 by 30-90 degrees at least toward one side in the direction along the road. |
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