Spectra479 - Fit Over 99.9% Blue Light Blocking Glasses for Sleep - Amber Nighttime Eyewear - Turn your Prescription & Reading Glasses Into World-Class Blue Blockers;
Spectra479 - Fit Over 99.9% Blue Light Blocking Glasses for Sleep - Amber Nighttime Eyewear - Turn your Prescription & Reading Glasses Into World-Class Blue Blockers

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  • FIT OVER - Theses glasses fit over top of prescription and reading glasses. They can also be worn on their own.
  • SUPERIOR BLUE LIGHT BLOCKING - The best selling Spectra479 amber lenses can now turn your prescription and reading glasses into anti blue light glasses for computer and nighttime tv use.
  • BRIGHT & CLEAR LENSES - These are designed to pass as much non-blue light through as possible. There is no dark tint and they are not polarized. You can still make eye contact with loved ones and even forget you are wearing them. Key Product Features
  • TECHNICAL SPECS - Tested to block 99.9+% of light from 280 - 510nm (this includes UV). The wavelengths between 450 - 510nm are the most disruptive wavelength of light at night. It is also the same frequency of light that is blasted directly into your eyeballs from electronic devices! Always wear protection!
  • FIT OVER - Theses glasses fit over top of prescription and reading glasses. They can also be worn on their own.
  • SUPERIOR BLUE LIGHT BLOCKING - The best selling Spectra479 amber lenses can now turn your prescription and reading glasses into anti blue light glasses for computer and nighttime tv use.
  • BRIGHT & CLEAR LENSES - These are designed to pass as much non-blue light through as possible. There is no dark tint and they are not polarized. You can still make eye contact with loved ones and even forget you are wearing them. Key Product Features
  • TECHNICAL SPECS - Tested to block 99.9+% of light from 280 - 510nm (this includes UV). The wavelengths between 450 - 510nm are the most disruptive wavelength of light at night. It is also the same frequency of light that is blasted directly into your eyeballs from electronic devices! Always wear protection!