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  2. I tried out Meta's Orion AR glasses. I'd buy them in a ... - AOL

    www.aol.com/news/tried-metas-orion-computer...

    Each pair of glasses reportedly costs Meta $10,000 to make, and the company says it needs time to get them to a price that makes them plausible — think something in the $1,000-ish range, like a ...

  3. All eyes are on Meta's smart glasses, but questions persist ...

    www.aol.com/finance/eyes-metas-smart-glasses...

    The glasses also feature magnesium frames to help keep the weight down. According to people familiar with the project, the wave-guides each cost around $10,000. Zuckerberg is aware of the ...

  4. Are blue light glasses really worth it? A new analysis says ...

    www.aol.com/finance/blue-light-glasses-really...

    Blue light-filtering glasses—commonly referred to as blue light glasses—are touted for their supposed ability to combat the physical consequences of excessive screen time.

  5. Adjustable-focus eyeglasses - Wikipedia

    en.wikipedia.org/wiki/Adjustable-focus_eyeglasses

    Adjustable focus eyeglasses are eyeglasses with an adjustable focal length. They compensate for refractive errors (such as presbyopia) by providing variable focusing, allowing users to adjust them for desired distance or prescription, or both. Current bifocals and progressive lenses are static, in that the user has to change their eye position ...

  6. Refractive error - Wikipedia

    en.wikipedia.org/wiki/Refractive_error

    Eyeglasses work as an added lens of the eye serving to bend the light to bring it to focus on the retina. Depending on the eyeglasses, they serve many functions. [36] Reading glasses These are general over-the-counter glasses which can be worn for easier reading, especially for defective vision due to aging called presbyopia.

  7. Color blind glasses - Wikipedia

    en.wikipedia.org/wiki/Color_blind_glasses

    Color blindness (color vision deficiency) is the decreased ability to see color or differences in color. It can impair daily color tasks such as selecting ripe fruit or choosing clothing, as well as safety-related tasks such as interpreting traffic lights. While the disability of color blindness is considered minor, the use of color in safety ...

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