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  2. Wait, So Do Blue Light Glasses Actually Work? Here's What ...

    www.aol.com/wait-blue-light-glasses-actually...

    In the simplest terms, "Blue light glasses are specialized glasses designed to filter blue light emitted from devices such as smartphones, tablets and computers," explains Dr. Sonia Kelley, OD, MS ...

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

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

    However, a key limitation is the duration of the trials, with assessment between one day to five weeks after wearing either the blue light or non-blue light glasses. The sample sizes also ranged ...

  4. Do blue-light-blocking glasses work? This study suggests no - AOL

    www.aol.com/blue-light-blocking-glasses-study...

    Blue-light-blocking glasses claim to reduce eye strain from devices, ... Do blue-light-blocking glasses work? This study suggests no. Justin Boggs. August 18, 2023 at 12:17 PM.

  5. Blue light spectrum - Wikipedia

    en.wikipedia.org/wiki/Blue_light_spectrum

    The blue light spectrum is an essential part of the visible spectrum with wavelengths of about 400-480 nm. [1] Blue light is primarily generated by Light-Emitting Diodes (LED) lighting and digital screens, it has now become prevalent in the world around us. [2] LED lighting creates white light by combining blue light with other wavelengths ...

  6. Biological effects of high-energy visible light - Wikipedia

    en.wikipedia.org/wiki/Biological_effects_of_high...

    Blue light, a type of high-energy light, is part of the visible light spectrum. High-energy visible light (HEV light) is short-wave light in the violet/blue band from 400 to 450 nm in the visible spectrum, which has a number of purported negative biological effects, namely on circadian rhythm and retinal health (blue-light hazard), which can lead to age-related macular degeneration.

  7. Color blind glasses - Wikipedia

    en.wikipedia.org/wiki/Color_blind_glasses

    Color blind glasses or color correcting lenses are light filters, usually in the form of glasses or contact lenses, that attempt to alleviate color blindness, by bringing deficient color vision closer to normal color vision or to make certain color tasks easier to accomplish. Despite its viral status, the academic literature is generally ...

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