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2. Optical illusion can tell if you need glasses - AOL

   www.aol.com/news/2015-05-14-optical-illusion-can...

   Cover one eye; read the letters aloud. Cover the other eye; read the letters aloud. Ah, the standard eye exam. A few lines of text and the doctor can tell you whether you have poor vision. But let ...

3. Near visual acuity - Wikipedia

   en.wikipedia.org/wiki/Near_visual_acuity

   Near visual acuity or near vision is a measure of how clearly a person can see nearby small objects or letters.Visual acuity in general usually refers clarity of distance vision, and is measured using eye charts like Snellen chart, LogMAR chart etc. Near vision is usually measured and recorded using a printed hand-held card containing different sized paragraphs, words, letters or symbols.

4. 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/ ...

5. Your handy guide to the doctor appointments you should be ...

   www.aol.com/lifestyle/handy-guide-doctor...

   Lorch points out that eye exams are more than just checking to see if you need glasses — your doctor will look to see if you have signs of eye disease such as glaucoma, cataracts or macular ...

6. Eye chart - Wikipedia

   en.wikipedia.org/wiki/Eye_chart

   An eye chart is a chart used to measure visual acuity comprising lines of optotypes in ranges of sizes. Optotypes are the letters or symbols shown on an eye chart. [ 1 ] Eye charts are often used by health care professionals, such as optometrists , physicians and nurses , to screen persons for vision impairment .

7. People Who Never Need Glasses Do This One Thing Every Day - AOL

   www.aol.com/people-never-glasses-one-thing...

   Enter glasses. "If the 'locked' focus of your eye is distance, you need glasses for near," Dr. See says. "If the 'locked' focus is near—myopia or nearsightedness—you will need glasses for ...