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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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  1. Super Small Round glasses for men Black
  2. Super Small Round glasses for men Brown Woodgrain
  3. Super Small Round glasses for men Woodgrain Black Brown
  4. Round glasses for men Black Woodgrain
  5. Round glasses for men Brown Woodgrain Glasses
  6. Round glasses for men Woodgrain Glasses Black Brown
  7. Vintage Super  Small Round glasses for men Tortoise
    Sale
    Vintage Super Small Round glasses for men Tortoise
    Special Price $79.99 Regular Price $99.99
  8. Super Small Round glasses for men Black Woodgrain
  9. Super Small Round glasses for men Brown Woodgrain
  10. Super Small Round glasses for men Woodgrain Black Brown
  11. Super Small Round glasses for men Matte Black
  12. Super Small Round glasses for men Crystal Black
  13. Acetate Vintage Small Round glasses for men Tortoise
    Sale
    Acetate Vintage Small Round glasses for men Tortoise
    Special Price $79.99 Regular Price $99.99
  14. Acetate Small Round glasses for men Black Clear
  15. Small Round glasses for men Black wood grain
  16. Small Round glasses for men Brown Woodgrain
  17. Small Round glasses for men wood grain eyeglasses
  18. Vintage Small Round glasses for men Matte Black
  19. Vintage Small Round glasses for men Crystal Black
  20. Glasses for Oval Face, Hipster glasses, Cat Eye, Golden
    Sale
    Glasses for Oval Face, Hipster glasses, Cat Eye, Golden
    Special Price $159.99 Regular Price $199.99
  21. Glasses for Oval Face, Hipster glasses, Cat Eye, Silver
  22. Discount Golden Cable Temples Glasses for Men 45mm
  23. Discount Silver Cable Temples Glasses for Men 43mm
  24. Discount Silver Cable Temples Glasses for Men 41mm
  25. Discount Golden Cable Temples Glasses for Men 45mm
  26. Discount Golden Cable Temples Glasses for Men 43mm
  27. Discount Golden Cable Temples Glasses for Men 41mm
  28. Acetate Vintage Small Round glasses for men 44mm
  29. Acetate Vintage Small Round glasses for men 42mm
  30. Acetate Vintage Small Round glasses for men 40mm
  31. Round Glasses for Men Titanium Rimless  Silver Frame
  32. Round Glasses for Men Titanium Rimless,  Gun Gray
  33. Round Glasses for Men Steve Jobs Glasses, golden
  34. Round Glasses for Men, Manual custom made lens 44mm
  35. Round Glasses for Men, Manual custom made lens 40mm
  36. Round Glasses for Men, Manual custom made lens 38mm
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290 Items

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