Different types of LED displays are quite different in terms of material composition.
Release time:
2024-05-13
Different types and different performance of LED display, in the material composition, production process, control technology and other aspects of the difference is relatively large, the technical connotation of the difference is obvious, even if the same type, the same performance of the product, the technology used by different manufacturers are also very different. The outdoor LED display of traffic guidance information, according to the requirements of road traffic management and the actual situation of traffic guidance information release and display, has the following characteristics in the specific use function:
1. High brightness and reasonable viewing angle The release of road traffic guidance information is mainly for driving vehicles on the road, and the viewing angle of the display screen is not high, and it is generally about ± 35 ° on urban roads. Traffic induced outdoor LED display 24 hours continuous work. In the case of direct sunlight on the surface of the display screen, the display content should be clearly visible, so high brightness is required. Under normal circumstances, the visual distance is required to be about 200m.
2, the future full-color LED display will also appear in the road traffic traffic information release is mainly for dynamic driving vehicles, driving vehicles in the visual distance of the residence time is very short, so should avoid the use of complex multi-gray graphics and animation content, display content is mostly text and simple graphic signs. Considering the common colors of traffic signs, red, green and yellow display screens are usually used. Red, green, yellow three-clock color can respectively display the prohibition, instructions and warning information. However, with the development of urban traffic in the future, full-color LED displays will also appear in road traffic.
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