Japan uses LED blue light to stop suicide and other significant effect

In order to prevent the occurrence of jumping suicide, the JR platform installed a blue lighting equipment. (Kyodo)

According to Japan's Kyodo News reported on 29, due to the blue light helps stabilize people's emotions, all over Japan to curb suicide and criminal acts are gradually promote the blue lighting equipment. Since the use of the device at the crossing of the Japan Railway Company, the incident of suicide has been significantly reduced. The effect of light on this kind of light can be expected to be more and more high.

As to prevent railway crossing accidents "killer", JR West Japan since December 2006 on the Hanwa line and main site off the west is provided with a light emitting diode (LED) lighting equipment, now complete the installation site amounted to 59.

Previously, the jump track suicide and forced vehicles caused by the accident. To this end, the company will not only the alarm and the railway gate for a larger and more eye-catching, but also the introduction of a barrier crossing laser detection system. In addition, the installation of blue lighting equipment, hoping to play a psychological role. According to the company's Osaka branch chief electrical and Sen Sen said: "in order to prevent accidents, can be used to try the. "

It is understood that these 59 sites since April 2005 to install a total of 35 cases of blue lighting during the suicide and accidents, and so far only occurred in December 2006 from the beginning of the 2. "This kind of light is softer and lighter than mercury," he said. And more power consumption, more environmentally friendly. Get a very high rating. "

In fact, the first implementation of such measures is the British Glasgow. 2000, in order to improve the landscape of the city will be replaced by the blue color of the street lamp, and found that the move has brought the effect of reducing the crime rate. In 2005, Nara County Police Bureau in Glasgow took note of this case, in the residential area and the station before the bicycle parking lot about 100 to install 3000 light blue anti-theft lamp, the surrounding areas of the crime rate thus fell 15%. The county police explained: "the blue lights appear very bright at night, visibility is better. As a result of the establishment of the blue anti-theft lights as an opportunity, residents began to patrol and so on, consciously prevent crime awareness has been improved. "

In addition, the cure for driver fatigue, promote safe driving in Japan, high-speed road in Dongming Expressway from the Tokyo entrance 1.8 kilometers are arranged side by side 152 light blue lighting equipment. Allegedly, Gifu County High God garbage area since the endowment rest near a blue light, reducing the discarded household waste.

In this regard, the Nara police have provided relevant suggestions of color psychology counselors Yuanyong Kamei said: "the parasympathetic nerve blue can act on the human, has made in the state of neuroticism stable down sedative effect. "

About blue light, Yuan Yong pointed out: "red and orange will be exciting, with the tendency to commit suicide and crime. Blue, in turn, has a cooling effect, and it may be able to stop people from trying to jump on the rails. "