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1992年12月我校对初高中1677名学生采用对数视力表进行远、近视力的测定。对远近视力不足5.0者,均采用检眼排镜矫正法测定。结果:视力不良的1215人,视力不良率为72.45%;近视1139人,近视率为67.92%。高中生视力
December 1992 my school junior high school 1677 students using the logarithmic visual acuity chart to measure far and near vision. Near and far less than 5.0 eyes were detected by ophthalmoscopy correction method. Results: There were 1215 eyes with poor visual acuity (72.45%) and 1139 eyes with myopia (67.92%). High school students eyesight