Outdoor LED lighting: cold or warm? This is a problem

Recently, many citizens of the world and the city municipal government has asked only warm temperature of the outdoor LED lighting installation. It has also been a number of related organizations have been defined to support the color temperature of the support, such as the international dark sky Association (International Dark Sky Association).

In this case, the United States Lighting Engineering Association (IES) said the relevant research work being carried out intensive LED lighting color, the purpose is to make the driver and the pedestrian safety in road traffic at night.

The United States lighting engineering association president Shirley Coyle said that even if the actual problems and poor or poor lighting design lighting design, but it seems that some parties will only blame the lighting color. Some of the advanced LED device is installed, will not have what complaints. However, when more and more complaints, often on the original high pressure sodium (HPS) between the lamp and the LED color difference.

In some cases, these differences from those who tend to warm the color temperature of the people promote and expand the. Shirley Coyle pointed out that some people to disrupt the circadian rhythm is accused of ignoring other outdoor lighting color temperature, some important aspects, such as illumination time and light intensity and exposure time.

She said that the customer's personal preference for different applications. Usually, in the community will choose warm color temperature of 3000K lamps, and roads and highways will choose 4000K color temperature lamp.

In addition to the selection of suitable for the customer and the application of color temperature, the use of carefully designed to reduce the glare of the lamp is also crucial. Another important task is to ensure that the lighting design meet the minimum standards of IES, in order to limit light intrusion and to meet customers' requirements.

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