Armor Anti-blue ray eye guard screen protectors protect against Blue light which is also known as HEV ( high energy visible light ), it is emitted from LED screens from devices such as mobile phones, tablets, laptops, and TVs. 

As device makers aim to achieve higher resolutions and vibrant screens, blue light is used as the primary color to light up the screens. 

Harmful blue light cannot be absorbed and shines through the retina to cause damages to macular. 

Reports around the world have proven the blue light symptoms such as vision deterioration, insomnia and possible causes for several severe health issues. 

Armor Anti-blue ray eye guard screen protectors block 90% of the harmful blue light ranging from 380nm - 420nm, helps to reduce eye fatigue and the possibilities of the likely symptoms caused by blue light.