用途：主要用于高速公路车辆夜间行驶灯光防眩作用。

Application: mainly used for the night driving light prevention of motorway vehicles.

特点：外形新颖，横向通透，美观轻巧，独创风格，防眩效果好。避免夜间会车的灯光影响视觉而造成交通事故，保证了道路畅通和人身安全。

Features: new shape, transversely translucent, beautiful and light, original style, good anti Vertigo effect. Avoid light visual impact caused by traffic accidents at night, to ensure smooth traffic and personal safety.