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

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

   Woman over 50 reading a book without needing glasses. ... chances are you will need to start using reading glasses in your 40s." Dr. See likes to tell people to picture the eyes as a camera for ...

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. Presbyopia - Wikipedia

   en.wikipedia.org/wiki/Presbyopia

   Presbyopia can be corrected using glasses, contact lenses, multifocal intraocular lenses, or LASIK (PresbyLASIK) surgery. [2] [7] [4] The most common treatment is glass correction using appropriate convex lens. Glasses prescribed to correct presbyopia may be simple reading glasses, bifocals, trifocals, or progressive lenses. [4]

6. Autostereoscopy - Wikipedia

   en.wikipedia.org/wiki/Autostereoscopy

   Because headgear is not required, it is also called "glasses-free 3D" or "glassesless 3D". There are two broad approaches currently used to accommodate motion parallax and wider viewing angles: eye-tracking, and multiple views so that the display does not need to sense where the viewer's eyes are located. [ 1 ]

7. Drew Carey looks like a whole new man at 59: Do you still ...

   www.aol.com/entertainment/2017-07-05-drew-carey...

   Getty. But as it turns out, the glasses are just part of Drew's TV persona! While he occasionally wears them during his day-to-day life, the 59-year-old star's Instagram confirms that he usually ...