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Visual acuity - Wikipedia


Visual acuity is a measure of the spatial resolution of the visual processing system. ... normal is called 6/6 vision, the USC equivalent of which is 20/20 vision : At ... Acuity is a measure of visu...

What does it mean to have 20/15 vision? - Quora


20/20 is average vision the chart was developed by Snellen. Its the size of a letter that was choosen as average vision. The test distance is 20 feet as it is ...

20/20 Vision: Is It Perfect Eyesight? - AllAboutVision.com


If you have an eye exam and are told you have 20/20 vision, does this mean ... measurements that are even better than 20/20 vision (e.g., 20/15, 20/12, 20/10).

What is 20/15 eyesight? | Reference.com


According to All About Vision, 20/15 eyesight is a measurement of visual acuity used in optometry, relating to eye test charts. The numbers ... How do optometrists use eyesight charts? ... What "20/25" basically means is that a person's eye can.

What is 20/15 vision? | Reference.com


A person with 20/15 vision can see an object from 20 feet away with the same ... What does the Snellen eye chart exam test? ... What does 20/20 vision mean?

How many people have 20/10 vision, is it achievable? - Laserfit


May 10, 2015 ... Do we need better than 20/20 vision? In 2011 we compiled results for 52 eyes of 26 patients who had various vision complications resulting ...

What does " 20\ 20" Mean? - The Eye Care Institute


20/20 vision is a term used to express normal visual acuity, which is the clarity ... For example, if someone has 20/15 vision, this means that that person could be ...

Visual Acuity FAQs - American Optometric Association


What does 20/20 vision mean? ... 15/15 vision means normal sharpness of vision at 15 feet, just as 20/20 ... Why do some people have less than 20/20 vision?

Does 20/20 vision mean I have healthy eyes? - VSP EnVision


Some people are lucky enough to have better than 20/20 vision. If you have 20/ 15 vision, it means that what you can see at 20 feet, most people can only see at  ...

What Is 20/20 Vision? | University of Iowa Hospitals and Clinics


Simply, 20/20 means that you can see at 20 feet what you should be able to see at 20 ... On the other hand, 20/15 shows sharper than average vision. ... It does not have to bend the light rays from the object to focus the image on the retina in  ...

15 20 Eyesight | Define 15 20 Eyesight at Dictionary.com
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What Does 20/20 Mean? - EyeCare Associates of East Texas


20/40 vision means that the test subject sees at 20 feet what a normal person ... can see objects at 20 feet that a person with 20/20 vision can only see at 15 feet.

Eye Test - The Eye Chart and 20/20 Vision Explained


What does 20/20 vision really mean? ... What 20/20 Vision in an Eye Test Means ... Usually the 20/20 line of letters is fourth from the bottom, with 20/15, 20/10 ...

Is 20/15 vision good? | Reference.com


In optometry, 20/15 vision is considered to be above average in terms of eye sight. By most ... How much does losing vision in one eye affect depth perception ?