视力表是眼科检查上不可缺少的工具。目前普遍采用的挂图式视力表,它虽然携带方便,但因视标固定,易被熟记,而且需要在白天光线充足或有电灯设备的条件下才能使用,所以也有一定的缺点。在大跃进中,我们参考了1958年中级医刊第10期所发表的“简易自动视力表”制成了一种日夜可用的活动视力表,兹 Eye chart is an indispensable tool for ophthalmic examination. At present, the chart-attached chart is widely used. Although it is easy to carry, it is easy to be memorized due to the fixation of the visual target. It needs to be used under the condition that there is plenty of light during the day or electric light equipment, so it has some disadvantages. In the Great Leap Forward, we refer to the 1958 Journal of Intermediate Medical published in the tenth “Easy Automatic Eye Chart” made a day and night activities available eye chart, hereby