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目前充斥市场的不合格眼镜大部分存在眼镜的光学中心距与戴镜者瞳距不符这一现象,同时在验光配镜过程中存在一定的人为因素,致使引起戴镜者配戴不适的一系列症状。
At present, most of the unqualified glasses flooded the market with optical center distance of lens and wearing glasses are not consistent with this phenomenon, while there are some artificial factors in the process of optometry, resulting in wearing glasses caused by wearing a series of discomfort symptom.