作者常遇到一些青少年学生远、近视力正常,而阅读时眼疲劳或眼胀、眼痛、流泪等症状。为探讨防治方法,对133例患者作初步分析。对象与方法本资料来自眼科验光室,凡青少年学生视力正常阅读有症状来就诊者,给予2％后马托品按常规点药扩瞳检影,并记录资料。本文统计方法:对两眼屈度不一致者,按重的一眼计算,含有散光者按球镜等值计算。检影分析结果 133例中,男60人,女73人。年龄:11～15岁38人,16～20岁95人。其中:单纯远视93 The author often encountered some young students far, near normal vision, and reading fatigue or eye swelling, eye pain, tearing and other symptoms. In order to explore prevention and treatment methods, 133 patients were analyzed preliminarily. Subjects and methods The information from the ophthalmic optometry room, where young students normal vision to read the symptoms of those who were treated, given 2% of the horsetail by conventional medicine dilation retinoscopy, and record information. This statistical method: inconsistent with the two eyes, according to a heavy calculation, with astigmatism spherical mirror equivalent calculation. In the 133 cases of retinoscopy, there were 60 males and 73 females. Age: 11 to 15 years old 38, 16 to 20 years old 95 people. Of which: simple hyperopia 93