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  2. How to stop glasses from fogging up while wearing a mask in ...

    www.aol.com/weather/stop-glasses-fogging-while...

    A woman's eyeglasses are fogged up as she wears a face mask in cold, winter weather during the coronavirus pandemic. (AP Photo/Mark Schiefelbein) Nearly two years into the coronavirus pandemic and ...

  3. Foggy lenses? The fix is finally here, and it's just $8 with ...

    www.aol.com/lifestyle/foggy-lenses-fix-finally...

    If you're a glasses-wearer, you're familiar with the incompatibility of masks and spectacles. It comes down to one word, of course: fog. This problem is more than just an annoyance — foggy ...

  4. The best masks for glasses wearers, because foggy ... - AOL

    www.aol.com/news/best-face-masks-glasses-wearers...

    It's possible to mask up and actually see through your glasses, thanks to these options from Amazon, Etsy, Gap and more. The best masks for glasses wearers, because foggy lenses aren't an option ...

  5. Prism correction - Wikipedia

    en.wikipedia.org/wiki/Prism_correction

    A lens which includes some amount of prism correction will displace the viewed image horizontally, vertically, or a combination of both directions. The most common application for this is the treatment of strabismus. By moving the image in front of the deviated eye, double vision can be avoided and comfortable binocular vision can be achieved ...

  6. Adjustable-focus eyeglasses - Wikipedia

    en.wikipedia.org/wiki/Adjustable-focus_eyeglasses

    Adjustable focus lenses, like single-focus lenses, also reduce image-jump and spatial distortion in the field of view associated with traditional multi-focal lenses. 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.

  7. Eyeglass prescription - Wikipedia

    en.wikipedia.org/wiki/Eyeglass_prescription

    The geometry of a toric lens focuses light differently in different meridians. A meridian, in this case, is a plane that is incident with the optical axis. For example, a toric lens, when rotated correctly, could focus an object to the image of a horizontal line at one focal distance while focusing a vertical line to a separate focal distance.

  8. How to Keep Your Glasses From Fogging Up While Wearing ... - AOL

    www.aol.com/news/keep-glasses-fogging-while...

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  9. Photokeratitis - Wikipedia

    en.wikipedia.org/wiki/Photokeratitis

    Photokeratitis can be prevented by using sunglasses or eye protection that transmits 5–10% of visible light and absorbs almost all UV rays. Additionally, these glasses should have large lenses and side shields to avoid incidental light exposure. Sunglasses should always be worn, even when the sky is overcast, as UV rays can pass through ...