【摘要】 自发光式交通标志的亮度和对比度是影响自发光式交通标志视认性的重要因素。本文总结了国内外一些实验研究结论,结合交通标志设计中人体视觉行为的特征,对自发光式标志的亮度、对比度进行了分析,提出了自发光式交通标志最佳亮度范围与对比度值,对自发光式交通标志设计具有参考价值。更多还原

【Abstract】 Brightness and contrast is two important factors to the legibility of signs.The paper reviews related experimental research derived from Foreign and native.It analyses these two factors considering human visual factors,and puts forward the range of optimal brightness and suggested contrast.The conclusion can be used as a reference to sign design.更多还原