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眼镜的优劣直接关系到学生的身心健康与学习效率,为了解学生配戴眼镜质量状况,我们于1988年10月对我市七家眼镜厂(店)的技术设备、验光配镜状况作了调查,对一所中学在校202名学生配戴眼镜的情况进行了监测。1 监测方法根据验光配镜处方和当时验光方法、矫正视力、瞳孔距离、配镜度数、配镜单位等作回顾性调查。眼镜监测内容:眼镜安装、镜片光洁度、透明度、镜片前曲率、镜片中心厚度、光学中心距离以及屈光度等,然后按轻工业部眼镜标准QB954—85评价,不符合此标准者,判为不合格。2 调查结果2.1 眼镜市场情况:本次共调查了七家眼镜厂,除一家眼镜厂生产镜架外,其它厂家镜架、镜片都是从外地进货装配而成。生产的工艺都
The pros and cons of glasses directly related to the physical and mental health of students and learning efficiency, in order to understand the quality of students wearing glasses, we in October 1988 on the city’s seven optical factory (shop) technical equipment, optometry conditions made The survey monitored the wearing of glasses by 202 students in a secondary school. A monitoring method according to prescription and optometry prescription optometry method, corrected visual acuity, pupillary distance, degree of glasses, glasses units for retrospective survey. Glasses monitoring content: eyeglass installation, lens finish, transparency, curvature before the lens, the lens center thickness, optical center distance and diopter, etc., and then evaluated by the Ministry of Light Industry glasses standard QB954-85, do not meet this standard were sentenced to be unqualified. 2 Findings 2.1 glasses market conditions: The total survey of seven optical factory, in addition to a glasses factory production frames, the other manufacturers frames, lenses are purchased from the field assembly. Production process are