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     • The definition of 20/20 vision is the ability to see an object clearly from 20 feet away. Others with normal vision can also see an object clearly at that distance. 20/20 vision refers to “normal” vision, not “perfect” vision.
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     20/20 Vision: What It Means & Corrective Methods

2. my.clevelandclinic.org › health › diseases20/20 Vision: What It Means & Corrective Methods

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   Apr 25, 2022 · What is 20/20 vision? The definition of 20/20 vision is the ability to see an object clearly from 20 feet away. Others with normal vision can also see an object clearly at that distance. 20/20 vision refers to “normal” vision, not “perfect” vision.

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   What is 20/20 vision?

   • The definition of 20/20 vision is the ability to see an object clearly from 20 feet away. Others with normal vision can also see an object clearly at that distance. 20/20 vision refers to “normal” vision, not “perfect” vision.

   20/20 Vision: What It Means & Corrective Methods - Cleveland Clinic

   my.clevelandclinic.org/health/diseases/8561-2020-vision

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   How do you know if you have 20/20 vision?

   • Technically, if you can clearly distinguish the orientation of a letter that subtends an angle of 5 arc standing 20 feet away from the chart, you possess 20/20 vision. The notation “20/20” embodies a specific ratio. The first number (20) indicates the distance in feet at which the test is administered.

   20/20 Vision: A Comprehensive Guide to Normal Visual Acuity

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   What is a 20/20 vision acuity test?

   • In other countries, optometrists use a visual acuity test distance of 6 meters. The equivalent to 20/20 is 6/6. If you’re diagnosed with a refractive error, such as astigmatism, myopia (nearsightedness), or hyperopia (farsightedness), you won’t have 20/20 vision.

   Visual Acuity: What is 20/20 Vision? - Vision Center

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   How many people have 20/20 vision?

   • Despite experts describing 20/20 vision as “perfect vision,” most people usually achieve it only with corrective measures. Research suggests that even with corrective measures, such as glasses, the estimated number of people who achieve 20/20 vision is about 75%. Estimates state that only about 35% of people have 20/20 vision without correction.

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

   www.medicalnewstoday.com/articles/what-does-20-20-vision-mean

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4. goldeneyeoptometry.com › 2021/08/23 › 20-20-visionWhat is 20/20 Vision? How to Convert Diopters to a 20/20 Measure

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   Aug 23, 2021 · 20/20 vision is a term used to express normal visual acuity (the clarity or sharpness of vision) measured at a distance of 20 feet. If you have 20/20 vision, you can see clearly at 20 feet what should normally be seen at that distance.

5. www.verywellhealth.com › 20/20/5187978What Does It Mean to Have 20/20 Vision? - Verywell Health

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   Feb 6, 2024 · Having 20/20 vision means you can see objects very clearly from 20 feet away. It's one way to measure visual acuity, which is how clearly you can see things. However, overall eye health also takes into account other factors, such as color and depth perception.

   • Author: Angelica Bottaro

6. whitingclinic.com › 20-20-vision20/20 Vision: A Comprehensive Guide to Normal Visual Acuity

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   Apr 3, 2024 · The Meaning of 20/20 Vision. At its core, 20/20 vision signifies normal visual acuity, the ability to discern details at a specific distance. It represents the clarity or sharpness of central vision, measured under standardized conditions.

7. digivisionoptical.com › understanding-20-20-visionUnderstanding 20/20 Vision: What Does it Really Mean?

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   Nov 1, 2023 · If you have 20/20 vision, it means that you can see the same size letters at 20 feet that a person with normal vision can see at 20 feet. This measurement may seem straightforward, but it plays a crucial role in diagnosing and evaluating your visual health.

8. www.visioncenter.org › resources › vision-typesVisual Acuity: What is 20/20 Vision? - Vision Center

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   Feb 21, 2024 · 20/20 is a term that describes having normal visual acuity or sharpness of vision. During an eye exam, your doctor will have you read letters on a chart to assess your visual acuity. In other countries, optometrists use a visual acuity test distance of 6 meters. The equivalent to 20/20 is 6/6.

9. www.medicalnewstoday.com › articles › what-does-20What does 20/20 vision mean? - Medical News Today

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   Jan 26, 2024 · According to the American Academy of Ophthalmology (AAO), 20/20 vision means that a person can see an object with clarity or sharpness at 20 feet away. It is also the...