Shanghai intends to introduce the provisions of the LED display brightness standard control light pollution

For the public to reflect the urban LED electronic display was bright, influence the safety of night driving light pollution problems, Shanghai city greening and Landscape Management Bureau relevant responsible person said, at present Shanghai city code only provides traditional outdoor advertising, signs of Zhao Mingliang, is not suitable for LED electronic display, but recent the forthcoming regulations.

An advertising industry sources, peer competition objectively makes the LED screen more and more bright, more and more. The LED display is expensive, but now many commercial plaza, do not need to pay with LED display themselves, but by the advertising expense, after advertising companies will regularly to commercial, square pay, in this context, commercial plaza, on the LED screen of course welcomed in the LED screen has led to the city more. On the other hand, in order to attract attention, advertisers also require advertising when playing flash, bright, jump ", so the LED screen will adjust the more light, to cause light pollution.

Shanghai city greening and landscape Bureau relevant responsible person said, Shanghai is currently no related standard brightness LED display. Promulgated in 2004, "Shanghai urban environment (decoration) lighting standard" only provides for the traditional outdoor advertising, signs of lighting brightness, does not apply to LED electronic display. The official said that the introduction of the specification of the number of LED display in Shanghai is not much, so there is indeed a norm in this regard, the brightness of the blind spot". However, soon after this embarrassing situation will be broken.

Recently "Shanghai city environment (decoration) revised lighting standards" is expected to be introduced, the provisions of the revised draft will be standard LED display brightness. Currently, the revised draft has been initially developed. After the introduction of the revised version, the brightness of the screen will take management measures. Before the introduction of standards, to really affected the normal life of the public display, management departments will coordinate set by lowering the brightness and reduce flicker, shorten the opening time and reduce the impact on the normal life of the people.

A technical personnel, in terms of technology, is actually very easy to reduce the brightness of the LED screen, set the parameters through the backstage software, one minute to lower the brightness of LED screen.