Fuzhou street LED advertising screen dazzling glare can not be directly related to the relevant provisions of the brewing

Fuzhou flood mouth this ad screen, so bright that almost impossible to look at, near the road has been illuminated

Recently, many people reflect to the newspaper, the large LED screen on the streets of Fuzhou, recently installed more more and more with the light, even at night, brightness is still unabated, the owners, pedestrians passing by, and the surrounding residents Hyun uncomfortable.

19 evening, the reporter portable light meter, for the public to reflect more strongly in the center of the intersection of large LED advertising screen for testing five. The results show that LED advertising screen bright, light illumination of 500 lux (illumination unit). Ophthalmology experts said that the body is able to adapt to the general illumination in 100 to 400 lux, night illumination should be lower, otherwise it will cause glare reaction, affecting the eye resolution, induced traffic accidents and other hazards caused.

However, the reporter survey also found that, at present, Fuzhou and there is no relevant provisions of the brightness of the billboard LED restrictions. In order to make the LED billboard dimming, and now only through consultation with the operator.

Reporter measured

Intersection LED advertising screen some of the bright glare

Location: Flag mouth

The light illumination of 500 lux

"The flood mouth of the LED advertising screen, set up not long, but particularly bright, every time a car passing by, they feel very uncomfortable eyes. "Fuzhou citizen Mr. Ruan said. 19 evening, the reporter with a portable light meter, first came to the flood mouth, saw a communications operator of a large LED advertising screen, standing in the intersection of a wall, staring at the past particularly dazzling. According to the requirements of the use of the illuminance meter, stand 10 meters to 15 meters away from the advertising screen, the measurement of light intensity.

The reporters found that the advertising screen content, every few seconds, a numerical transformation, the lowest instrument is more than and 200 lux, the highest reached 500 lux. When the illuminance is highest, the ground of the whole intersection is almost illuminated by the LED advertising screen.

Location: 51 Road intersection, Fuxin Industrial Road intersection Whitehorse

The light intensity: >300 Lux

Subsequently, the reporter in Fuxin Wuyi Road traffic flow is large, and the White Horse Industrial Road intersection, the two large LED screen of illuminance measurement.

According to the public to reflect, advertising screen Industrial Road intersection Whitehorse has been set for a period of time, and the Fuxin Wuyi Road intersection is a new set of.

The measurement results show that the Industrial Road intersection red horse advertising screen hotel building, light floating between 100 to 250 lux, the highest reached 306 lux. Advertising screen Fuxin Wuyi Road intersection, the highest illuminance value exceeds 300 lux.

Location: South Gate Road, Jintai Road pocket

The light intensity: >100 Lux

In the measurement, the South Gate pocket, Wuyi Road intersection two Jintai junctions of the wall, each standing advertisement screen a piece of a communications operator, the strongest intensity was 121 lux and 140 lux, generally 100 lux illumination value.

Data measured from the reporter to see the intersection of five large LED advertising screen, the maximum illumination difference of more than 4 times.

In this regard, many people also have deep experience: now the streets of Fuzhou, more and more large advertising screen, some brightness is OK, but some are very dazzling, and may even affect the traffic safety and surrounding residents. I do not know for these advertising screen, the relevant departments have not to monitor. "

Experts say

Advertising screen is too bright, it will affect the passing driver vision

Fuzhou optometry center southeast Eye Hospital, deputy chief physician Xia Jiangsheng said, lux is a measure of illumination, normal people can adapt to the light intensity between 100 to 400 lux, and the night will decrease. In other words, these large outdoor advertising screen illumination, the best control within 300, otherwise it is easy to temporarily affect the visual. If more than 500 lux illumination, for the human eye, is really too bright.

Director of Ophthalmology Dr. Shen Shipeng the first hospital of Fuzhou, also said that too strong light can cause glare glare reaction, one hand will affect the temporal resolution of the eyes, people can not distinguish the object before; on the other hand, after the glare, will see not clear thing, need a process of adaptation by dark light switch. "And the LED screen is constantly flashing, light and shade changes on the eyes to stimulate greater, it is easy to affect the driver's vision, resulting in traffic safety risks. Shen Shipeng added.

In addition, Shen Shipeng also said that in the long term, such as light pollution environment, may also hurt the retina.

Sector response

There is no uniform standard of light has been brewing in the relevant provisions

"My home is not far from the side of the LED advertising screen, one night, dazzling light on my home as day, it is difficult to sleep, especially in the home of the elderly suffering. This situation does not know which department to complain. Citizen Chen sister to reflect this newspaper.

In fact, in addition to these advertising screen, some of the night light is too bright in Fuzhou, but also installed in the roof of residential buildings. Said Mr. Gong, a citizen of Fuzhou.

In this regard, the Fuzhou Municipal Construction Committee, said the person in charge of the tube, there is no relevant laws and regulations on such outdoor advertising screen lighting specifications.

According to reports, flood flag port and road intersection two Jintai advertising screen after approval, the reporter visited the other three pieces of advertising screen, are provided with the building of landscape transformation. Because there is no