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15对应视力是多少
更新时间: 2020-11-05 00:00:00  

1、5是倒数第二行,1.5对应视力相当于5.2,不需要佩戴眼镜。

在我国主要使用标准对数视力表,此表为12行大小不同开口方向各异的“E”字所组成;每行有标号,被检者的视线要与1.0的一行平行,距离视力表5米,视力表与被检查者的距离必须正确固定,患者距表为5米。

关键词: 对应 视力 多少

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