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Tag: vision chart

30
May

What Having 20/20 Vision Actually Means

You’ve probably seen a chart such as this before during a routine eye exam. In the US, they’re usually placed 20 feet away from your eyes and colored in standard black and white. There’s a popular disbelief that 20/20 vision is considered exceptional or above average. Surprisingly, that’s not the case. 20/20 vision is actually considered “normal” vision, meaning you

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