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1988年我们对南京市12所中学,7所小学的10535名学生进行了视力检查,为了解在校青少年视力下降的现状和原因,提供了有益的参考。检查中采用“E”字形国际标准视力表,左右眼分别检查,以能全辨认视力表中某行的视标为准,记录视力。1.各组视力分布状况。首先按视力情
In 1988, we conducted a visual inspection of 10,535 students in 12 secondary schools and 7 primary schools in Nanjing. This study provides a useful reference for understanding the current situation and causes of vision loss among adolescents in school. Check the use of “E” -shaped international standard eye chart, left and right eyes were inspected, in order to be able to fully identify the visual acuity chart of a line prevail, record visual acuity. 1. The distribution of visual acuity in each group. First press the visual acuity