XI ' an established active luminous road sign: elevates the probabilities varied depending on the known distance at night-an-IT information

Last night (February 15) at 7 o'clock, long An Nanlu and South three ring cross, leading to the XI ' an city Chang an road toll station at the entrance, high speed, both sides point to "XI ' an city" and "airport" illuminated sign on the font is very clear.

It is understood that the illuminated sign standard name is "active luminous road signs", it uses the built-in Active technology, active light function photometric characteristics and common, can open or close automatically according to the ambient light intensity during the night compared to the traditional traffic signs you can effectively enhance the recognition distance of 40~60%.

"Around the city of XI ' an," and "airport" illuminated sign on the font is very clear.

"Much can see street signs, drivers provide more adequate time, would solve the night, rain, fog and low visibility environment of traditional traffic sign is not recognized problem. "Xian municipal traffic Police Department official, illuminated sign is the recent installation of high-speed Beltway Changan road interchange and hechi village interchange, then set according to the high-tech construction of the interchange, the illuminated signs on expressways in Shaanxi Province is also the pilot for the first time.

西安设主动发光指路牌：夜间可提升40-60%视认距离 - 西安 - IT资讯

昨晚（2月15日）7时许，长安南路与南三环十字，通往西安绕城高速长安路收费站入口处，两面指向“西安绕城”和“机场”的发光指示牌上的字体非常清晰。

据了解，发光指示牌的标准名称为“主动发光式道路交通标志”，它采用内置照明主动发光技术，具备主动发光特性和普通逆反射功能，能根据环境光照强弱自动开启或关闭，在夜间相较于传统的交通标志可以有效提升40~60%的视认距离。

“西安绕城”和“机场”的发光指示牌上的字体非常清晰。

“远远就能看清路牌，为司机提供更为充足的安全操作时间，也可以解决夜间、雨天、雾霾等低能见度环境传统交通标志无法识别的问题。”西安交警部门相关负责人介绍，这样的发光指示牌是近期安装在绕城高速长安路立交和河池寨立交的，随后将根据西高新立交的施工情况进行设置，这些发光指示牌在陕西境内高速公路上也是首次试点。