Visual Acuity Test 视力检查

A visual acuity test is an eye exam that checks how well one can see the details of a letter or symbol from a specific distance.

Approximate duration: 10 minutes

使用视力检查表检查视力是指检查中央视力, 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。

需时估计: 10分钟

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