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Visual acuity (VA) commonly refers to the clarity of vision. Visual acuity is dependent on optical ... Visual acuity is typically measured while fixating, i.e. as a measure of central (or foveal) vision, for the reason that it is highest there. However ...


During an eye test, eye doctors use eye charts to measure how well you see in ... 20/20 vision is considered "normal" vision, meaning you can read at 20 feet a ...


To answer these questions, let's take a closer look at vision-related terminology to fully understand how eye doctors measure the quality of your vision.


Visual acuity is a number that indicates the sharpness or clarity of vision. A visual acuity measurement of 20/70 means that a person with 20/70 vision who is 20 ...


Oct 28, 2015 ... Optometrists use various techniques to measure your eyesight. Read about the techniques used by the Vu team.


Dec 31, 2013 ... So what exactly are eye doctors measuring, and how can the scale be ... So, if you take someone with 20/20 vision and put them 200 feet away ...


The 20/20 label is a relative measurement of how well you see. If you can see a 9 mm letter at a distance of 6 meters (20 feet) then you have 20/20 vision.


Visual acuity describes how well you see detail with your central vision. This is usually measured using a special chart with rows of letters that start with one big  ...


While searching about laser surgery for my myopia, I came across different system to measure the quality of individuals' eye sight.


Commonwealth Eye Surgery can perform procedures to get you 20/20 vision. What does ... For example, if you measured the E at 2 inches, you would need to sit ...