Wholesale Blue Cut Lens Blue Light Blocking Lens

Blue Light Blocking Lens

Shield eyes from harmful blue light

What is Blue Light?

1. Usually we define visible light with wavelengths from 380 nanometers to 500 nanometers as blue light.

2.The blue light blocking lens we usually talk about is mainly used for the protection of led light sources, mobile phones, ipad, computers and other liquid crystal displays etc. Research shows that the peak wavelength of the led light source is basically around 435 nanometers.

Plano Anti-Blue Lens Wohu Optical Testing Equipment: Spectrophotometer
Item	Standard Anti-Blue Lens	Premium Anti-Blue Lens	Enhanced Anti-Blue Lens
Lens Material	Acrylic	Resin	Resin
Lens Coating	• Anti-scratch Hard Coating • Anti-reflection coating	• Anti-scratch Hard Coating • Anti-reflection coating • Super smooth surface • Highly hydrophobic	• Anti-scratch Hard Coating • Anti-reflection coating
Coating Color	Blue	Blue	Blue
Blocking Rate (430nm to 440nm)	20.5%	22.4%	57.3%
Blocking Rate (410nm to 450nm)	33.2%	38.2%	66.5%
Feature	• Slightly yellow • Regular use	• Almost transparent • Super smooth surface • Regular use	• Slightly yellow • The 435nm blue light blocking rate is more than twice that of ordinary anti-blue light lenses, Suit for adults who use cell phones heavily