20/40 Vision: What Does It Mean & Is It Bad?
![20/40 Vision: What Does It Mean & Is It Bad?](https://www.warbyparker.com/learn/wp-content/uploads/2022/11/20-40-vision-snellen.jpg)
20/40 is a measurement of visual acuity (how sharply you see). Read on to learn about the meaning behind the numbers and whether 20/40 vision is “bad.”
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20/40 Vision: Understanding Your Visual Acuity
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20/40 Vision: What Does It Mean & Is It Bad?
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