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Blue light blocking glasses

How Do Blue light Blocking Glasses Work?

  • First, they filter blue light through the film layer, The lens is basically transparent, and the film layer is mostly blue, so the background color of the lens presents a pale yellow visual effect.
  • Second, those glasses lenses are made by adding special materials to the lenses during the production process, and the lens itself will show a yellowish visual effect.

What is blue light?

Blue light is a short-wave high-energy light having a wavelength between 400 nm and 480 nm.

8 hazards of blue light

1) Cause the damage of retinal pigment epithelial cells

2) Visual fatigue: due to the short wavelength of blue light, the focus point does not fall in the center of the retina, but a position closer to the front of the retina.

3) The blue light cause sleep disorder.For more information, Please click here.

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    Narrow Rectangle Titanium Rimless Glasses 9 Colors
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  6. Best Super Small Round Glasses for Men, Gun Gray
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  9. Titanium round eyeglasses for men, silver
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  13. Round Glasses for Men Titanium Rimless  Silver Frame
  14. Round Glasses for Men Titanium Rimless, golden
  15. Round Glasses for Men Titanium Rimless Jobs Style, Black
  16. Discount round glasses for men, Gun Gray
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  19. Discount round glasses for men, Black Retro
  20. Computer glasses blue light, Golden
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  22. Round Bifocal Lenses glasses, Silver Alloy Frame
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    Round Bifocal Lenses glasses, Silver Alloy Frame
    Special Price $29.99 Regular Price $49.99
  23. Computer glasses blue light, Brown Titanium Alloy
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  24. Computer glasses blue light protective, Blue Titanium
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  28. No line bifocals reading glasses, Gun Gray Titanium Alloy
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  30. Octagonal Bifocal Lenses glasses, Black
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  32. Octagonal Bifocal Lenses glasses, Golden Black
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  33. Octagonal Bifocal Lenses glasses, Golden
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  34. Octagonal glasses Bifocal Lenses glasses, Rose Golden
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    Octagonal glasses Bifocal Lenses glasses, Rose Golden
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  35. Titanium Rimless Glasses  for Oblong Face
  36. Online Rimless Glasses
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    Online Rimless Glasses
    Special Price $39.99 Regular Price $69.99
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