本文报告了1291名中小学生视力动态结果分析,其视力减退率为35.86％,与1982年相比,5年间视力减退率增长了41.13％。作者检查了436名视力减退学生的屈光情况,据分析,视力减退学生眼屈光度大多以轻度(-3.0D以下)为主,其次为中度(-3.0D～-6.0D),高度(-6.0D以上)又次之。通过447名中小学生人均每天用眼及睡眠时间的调查,结果表明,该县中小学生人均在校阅读为7.59小时/ This paper reports 1291 primary and secondary school students visual acuity analysis of the results, the visual acuity rate was 35.86% compared with 1982, 5 years, the rate of vision loss increased 41.13%. The authors examined the refraction of 436 students with vision loss, according to the analysis, the eyes of students with visual acuity were mostly mild (-3.0D below), followed by moderate (-3.0D ~ -6.0D), height ( -6.0D or more) followed by. Through the survey of 447 primary and secondary school students per day using eyes and sleeping time, the results show that primary and secondary school students in the county per capita school read 7.59 hours /