美国一家公司推出一种新型太阳镜——蓝光滤色镜。戴上这种太阳镜看物体不仅格外清晰明亮,更富于立体感,而且可以起到保护眼睛免受紫外线伤害的作用。因此,这种太阳镜被认为是保护视力的一大突破。蓝光滤色镜的主要特点是,利用特制的镜片过滤掉太阳蓝光谱的紫外线。在日常生活中,蓝光被看作对人的视力无任何好处。首先,由于蓝光是可见光谱中波长最短的 A US company introduced a new type of sunglasses - blue filter. Wear this sunglasses to see the object is not only exceptionally clear and bright, more full three-dimensional, and can play a role in protecting the eyes from UV damage. Therefore, this sunglasses is considered a major breakthrough in the protection of eyesight. The main feature of Blu-ray filters is the use of special lenses to filter out the sun’s blue UV spectrum. In everyday life, blue light is seen as no benefit to human sight. First, because blue light is the shortest wavelength in the visible spectrum