視力表對(duì)應(yīng)近視度數(shù)5.0和1.0區(qū)別
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視力表對(duì)應(yīng)近視度數(shù)5.0和1.0區(qū)別
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視力表對(duì)應(yīng)的近視度數(shù)5.0與1.0沒有區(qū)別,5.0與1.0是視力表上衡量視力程度的方法,一個(gè)是5分計(jì)數(shù)法,一個(gè)是小數(shù)計(jì)數(shù)法,而5分計(jì)數(shù)法的5.0與小數(shù)計(jì)數(shù)法的1.0是相同的視力。
5分計(jì)數(shù)法和小數(shù)計(jì)數(shù)法中,5.0相當(dāng)于小數(shù)計(jì)數(shù)法的1.0,4.0相當(dāng)于小數(shù)計(jì)數(shù)法的0.1,4.5相當(dāng)于小數(shù)計(jì)數(shù)法的0.3,4.7相當(dāng)于0.5的視力,4.8相當(dāng)于0.6的視力,4.9相當(dāng)于0.8的視力。而5.0相當(dāng)于1.0的視力,5.1相當(dāng)于1.2的視