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2. LogMAR chart - Wikipedia

   en.wikipedia.org/wiki/LogMAR_chart

   The chart was designed by Ian Bailey [5] and Jan E. Lovie-Kitchin at the National Vision Research Institute of Australia. [1] [3] They described their motivation for designing the LogMAR chart as follows: "We have designed a series of near vision charts in which the typeface, size progression, size range, number of words per row and spacings were chosen in an endeavour to achieve a ...

3. Snellen chart - Wikipedia

   en.wikipedia.org/wiki/Snellen_chart

   The largest letter on an eye chart often represents an acuity of 6/60 (20/200), the value that is considered "legally blind" in the US. Many individuals with high myopia cannot read the large E without glasses, but can read the 6/6 (20/20) line or 6/4.5 (20/15) line with glasses. By contrast, legally blind individuals have a visual acuity of 6/ ...

4. Visual acuity - Wikipedia

   en.wikipedia.org/wiki/Visual_acuity

   A key factor of obtaining detailed vision, however, is inhibition. ... 12.5 1.10 20/200 10/100 6/60 3/30 ... The formula is derived from taking the derivative of the ...

5. FDA Issues Urgent Warning on Dangers of Common Dog Medication

   www.aol.com/lifestyle/fda-issues-urgent-warning...

   The United States Food and Drugs Administration is warning pet owners about a common medication given to pets to treat arthritis. The F.D.A. now says that the drug Librela may be associated with ...

6. Any deployment of US nuclear arms to Japan would collapse ...

   www.aol.com/news/deployment-u-nuclear-arms-japan...

   MOSCOW (Reuters) -Any deployment of U.S. nuclear weapons to Japan in the framework of an "Asian NATO" would lead to a collapse in regional stability, Russian Foreign Ministry spokeswoman Maria ...

7. Eye examination - Wikipedia

   en.wikipedia.org/wiki/Eye_examination

   The visual acuity is assigned in the form of a fraction. Visual acuity is recorded as "20/20" (or another fraction like 20/40) when all optotypes (letters or symbols) on a specific line of the eye chart are correctly identified. When an individual correctly identifies additional 2 letters in the next 20/30 lines, then they will be assigned 20/40+2.

8. Is It a Cowlick or Balding? How to Tell the Difference - AOL

   www.aol.com/cowlick-balding-tell-difference...

   A cowlick differs from a bald spot in a couple key ways. First, a cowlick is a natural, normal feature of your scalp that occurs as a result of your genes. Most people are born with a specific ...

9. Contrast (vision) - Wikipedia

   en.wikipedia.org/wiki/Contrast_(vision)

   Visual acuity is a parameter that is frequently used to assess overall vision. However, diminished contrast sensitivity may cause decreased visual function in spite of normal visual acuity. [12] For example, some individuals with glaucoma may achieve 20/20 vision on acuity exams, yet struggle with activities of daily living, such as driving at ...