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2. Computer vision syndrome - Wikipedia

   en.wikipedia.org/wiki/Computer_vision_syndrome

   Computer vision syndrome (CVS) is a condition resulting from focusing the eyes on a computer or other display device for protracted, uninterrupted periods of time and the eye's muscles being unable to recover from the constant tension required to maintain focus on a close object.

3. Adjustable-focus eyeglasses - Wikipedia

   en.wikipedia.org/wiki/Adjustable-focus_eyeglasses

   Additionally, the ideal near-vision correction can be achieved with precision, because the variable lenses emulate the focusing action of the youthful (non-presbyopic) eye. Disadvantages. The focal distance is changed by a mechanism located on the glasses, requiring periodic adjustment as the user switches his gaze to nearer or farther objects.

4. Pinhole glasses - Wikipedia

   en.wikipedia.org/wiki/Pinhole_glasses

   Pinhole glasses, also known as stenopeic glasses, are eyeglasses with a series of pinhole-sized perforations filling an opaque sheet of plastic in place of each lens. Similar to the workings of a pinhole camera , each perforation allows only a very narrow beam of light to enter the eye which reduces the size of the circle of confusion on the ...

5. 10 Great Sites to Buy Cheap Eyeglasses Online - AOL

   www.aol.com/10-great-sites-buy-cheap-140036394.html

   Warby usually takes five to 10 business days to ship your order, with home try-ons arriving in about five days. 2. Zenni Optical. Probably one of the cheapest online eyewear stores out there ...

6. Contact lens - Wikipedia

   en.wikipedia.org/wiki/Contact_lens

   Studies have shown no adverse effect to driving performance in adapted monovision contact lens wearers. Alternatively, a person may simply wear reading glasses over their distance contact lenses. Other types of vision correction. For those with certain color deficiencies, a red-tinted "X-Chrom" contact lens may be used.

7. Here Are CVS's Christmas Hours for 2022 - AOL

   www.aol.com/cvss-christmas-hours-2022-174600716.html

   Chloe Gorman. December 24, 2022 at 12:46 PM. Christmas is one of those holidays that involves a lot of preparation (and we mean, a lot ). All that tree decorating, cookie baking, cooking, and ...