老年人在看书、看报或近距离工作时 ,常会感到视觉吃力 ,必须将距离拉开一些才能看清楚 ,如时间稍长 ,便会出现眼睛疲劳感 ,即我们常说的“眼睛老花了”。这时 ,必须配戴适当的老花镜 ,才能获得清晰的视力。配老花镜不宜到街上随便买一副就来戴 ,应去医院验光 ,确定度数后再行 When reading or reading newspapers or working at close quarters, seniors often feel visually awkward and need to pull away some distance before they can see clearly. If the time is long, they will feel tired eyes. That is, we often say that “ ”. At this time, we must wear appropriate reading glasses, in order to get a clear vision. With reading glasses should not go to the streets to buy a casual wear, should go to the hospital optometry, determine the degree after the line