红点黄本对小学生远视力保护的效果观察
【摘要】“红点黄本”为黄色页面上散布特定数量、大小、色调、深浅的红色点状视标的书写页面，其“红点”可能与天然纸张的“杂质”(深色斑点)正好相吻合。因此，有必要进一步研究红点黄本对城市郊区小学生远视力的保护作用，可以扩大样本，延长观察时间，或从三年级开始观察(用眼时间增加)，以获取更有说服力的资料与结果。【关键词】视力；治疗结果；流行病学研究；学生；郊区人口
Huang Hung points this vision of primary school students from the effect of protection
ZHANG Yanhua
【Abstract】 "Huang Hung point" for the yellow pages to spread a particular number, size, color, depth of the red spot-written pages, as the target, its "red spots" may be related to natural paper "impurities" ( Dark spots) is in line. The need to further study the red dot on the city outskirts Huang primary and secondary school students from the protective effect of vision, can be extended samples, observe the extended time, or observed from the beginning of the third grade (With an Eye to increase the time) to obtain a more convincing data and results.
【Key words】Vision; Treatment results; Epidemiological studies; Students; Rural population
饱和度是指彩色的纯洁性 ......
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