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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...

    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 ...

  4. Ballistic eyewear - Wikipedia

    en.wikipedia.org/wiki/Ballistic_eyewear

    Ballistic eyewear is a form of glasses or goggles that protect from small projectiles and fragments. For the U.S. military, choices are listed on the Authorized Protective Eyewear List (APEL). [ 1 ] Ballistic eyewear including examples that meet APEL requirements are commercially available for anyone who wishes to buy it.

  5. Authorized Protective Eyewear List - Wikipedia

    en.wikipedia.org/wiki/Authorized_Protective...

    The previous version from 2003 was organized by the type of protector. The Z87.1-2010 version is organized by the type of hazard such as droplet and splash, impact, optical radiation, dust, fine dust, and mist. [6] Also, the 2003 version specified that protective products be marked as providing “Basic” or “High Impact” protection.

  6. Adjustable-focus eyeglasses - Wikipedia

    en.wikipedia.org/wiki/Adjustable-focus_eyeglasses

    Another type of opto-mechanical lens is the design of Joshua Silver, and uses liquid pressure against a diaphragm to control focus of a lens. [5] These lenses were meant to provide improved vision without prescription by an optometrist , since these professionals are in short supply in many countries.

  7. 'No more searching for my glasses': This $12 gadget keeps ...

    www.aol.com/lifestyle/no-more-searching-glasses...

    Nearly 10,000 shoppers rave that it makes your glasses easy find even when you're not wearing them. 'No more searching for my glasses': This $12 gadget keeps your specs upright where you can feel them

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