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眼睛视力正常的是多少度数
更新时间: 2020-11-05 00:00:00  

眼睛视力正常的是1.0-2.0,中国的对数视力表正常是5.0-5.3。

视力是指视网膜分辨影像的能力,视力的好坏由视网膜分辨影像能力的大小来判定,然而当眼的屈光介质(如角膜、晶体、玻璃体等)变得混浊或存在屈光不正(包括近视、远视、散光等)时,即使视网膜功能良好的眼视力仍会下降。

关键词: 眼睛 视力 正常 多少 度数

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