Counter-beam lighting
id:
counter-beam-lighting-239-1650598
title:
Counter-beam lighting
text:
Counter-beam lighting is a type of road lighting used mainly in road tunnels, providing best visibility of obstacles on the lane, and thus traffic safety, while reducing light-energy cost.
It is mostly installed at road tunnel entrances to counteract the few seconds of lower visibility while the eye adapts to new lighting conditions, which is especially impactful during sunshine and at high entry speeds. With conventional lighting technology, very high luminances with correspondingly high energy
brand slug:
wiki
category slug:
encyclopedia
description:
Principle of road tunnel lighting
original url:
https://en.wikipedia.org/wiki/Counter-beam_lighting
date created:
date modified:
2023-12-25T07:42:34Z
main entity:
{"identifier":"Q116873381","url":"https://www.wikidata.org/entity/Q116873381"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/f/fa/Counter-beam-lighting.jpg","width":2675,"height":1994}
fields total:
13
integrity:
15