20/40 Vision: What Does It Mean & Is It Bad?

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.”

Visual Acuity Score: Tests, Charts & Scores Explained

20/40 Vision: What Does It Mean & Is It Bad?

What Is 20/40 Vision? (Is It Bad?)

What is 20/10 Vision and How Can You Get It?

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20/20 Vision: How to convert 20/20 based measure to Diopters

20/40 Vision: Here's What You Need to Know

20/20 vision: Effects, diagnosis, maintenance, and more

Astigmatism: Symptoms, Tests & Treatment

20/20 means that you are able to see on an eye chart at 20 feet

20/40 Vision: Understanding Your Visual Acuity

20/40 Vision: Here's What You Need to Know