《读写作业台灯减影效果评价规范》标准解读——书写阴影对视觉健康的影响研究

Interpretation of T/CAS 517-2021,Specifications for evaluation of shadow dilution of table lamps for paper task——Research on the Impact of Writing Shadow on Visual Safety

本文阐述了使用读写作业台灯时产生的书写阴影形成的原因,调研了书写者对书写阴影的接受程度,以及其可能对视觉健康造成的影响,以提醒书写者尤其是儿童青少年注意读写作业时光环境是否健康。并通过相应的实验和试验阐述了使用读写作业台灯时产生的书写阴影对于视觉健康的影响原理,以及指明了读写作业台灯的减影效果评价的标准依据。

This paper expounds the causes of writing shadow when using table lamps for paper task,investigates the writers’ acceptance of writing shadow and its possible impact on visual health,so as to remind writers,especially children and adolescents,to pay attention to whether the lighting environment of reading and writing is healthy.Through the corresponding experiments and tests,this paper expounds the principle of the impact of writing shadow on visual health and points out the standard basis for the evaluation of shadow dilution when using table lamps for paper task.