Sab nraum zoov LED billboards yog ib hom kev tshaj tawm. Kev tshaj tawm sab nrauv tam sim no yog tus qauv xaiv los ntawm ntau lub lag luam. Yuav kom ua tiav cov txiaj ntsig zoo dua, cov ntawv tshaj tawm sab nraum zoov LED feem ntau tau teeb tsa nrog ntau lub teeb rau kev teeb pom kev zoo, kom lawv tuaj yeem siv tau txawm tias hmo ntuj. tshaj tawm cov nyhuv.

Raws li qhov loj ntawm sab nraum zoov LED billboard, nws tau muab faib ua:

1. "S" type sign - the area of the billboard exceeds 250 square meters, such as the super-large advertising towers distributed on the roof of large buildings and roadside;

2. "B" type board - the area of the billboard is between 21 square meters and 249 square meters, such as medium-sized billboards such as roof, side, and single-column billboards;

3. "P" type sign - the billboard area is between 1 square meter and 20 square meters, such as sidewalk light boxes, lamp post light boxes, telephone booths, car booths and other small billboards.

The use of outdoor LED billboards is now increasingly popular, and the installation locations are generally in places with a lot of traffic. The first consideration when using lights here is whether it will cause some trouble to passing vehicles. The installation of some lights is very unreasonable. When the billboard is illuminated, the light also illuminates the road and will illuminate passing vehicles and pedestrians. At this time, there are certain risk factors. Because if there are relatively bright lights ahead, people's eyes will temporarily lose their judgment or can't see the road conditions in front of them clearly. In this state, it is easy to cause traffic accidents.

Thaum txhim kho cov teeb, nws yog qhov zoo tshaj plaws los teeb lub teeb ntawm sab xis hauv qab mus rau sab saum toj, thiab lub teeb tsis tuaj yeem cuam tshuam. Ntev npaum li daim ntawv tshaj tawm tuaj yeem teeb pom kev, nws tsis tas yuav tsum ci. Nws yog nruj me ntsis txwv tsis pub irradiate downwards los yog ua rau astigmatism; muaj qee qhov yuav tsum tau ua thaum siv cov teeb thiab teeb. Nws raug nquahu kom siv cov roj teeb uas muaj cov xim daj, cov teeb ci thiab cov teeb pom kev zoo yuav tsum tsis txhob siv.