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变色镜由于镜片中含有变色物质卤化银,能够随光线的强弱而变换颜色。但是,下列几种人不宜戴变色镜: 1.少年儿童 少年儿童正处在成长发育时期,生理发育尚不成熟,不能准确调节明暗视差。戴变色镜看书写字比较费力,时间一久就会导致视力下降。 2.近视伴有散光眼患者 近视眼视力范围很小,如再伴有散光,戴上变色镜就
As the lens contains color change material silver halide, can change the color with the light intensity. However, the following types of people should not wear color lenses: 1. Children and adolescents are in the period of growth and development, physiological development is not yet mature, can not accurately adjust the light and dark parallax. Wear color lenses to read and write more laborious, over time will lead to decreased vision. Myopia patients with astigmatism Myopic eyesight range is very small, such as accompanied by astigmatism, wearing a dichroic mirror