FREQUENTLY ASKED QUESTIONS ABOUT BLUE LIGHT
1. Is blue light harmful?
Yes, but only a portion of the blue light (high energy blue-violet light near the lower side of visible light spectrum) is harmful for the eyes.
2. What is wrong about blue light?
Blue light has a short wavelength and so it produces an excessive amount of energy. Exposure to this light over time may result in eye problems like macular degeneration and damage to the retina. Also, blue-violet light causes more glare than other type of light leading to eye fatigue.
3. Am I only exposed to blue light when working on my laptop or smartphone?
No, blue-violet light is also emitted by TV screens, LED (used for indoor lightning) and also by sunlight present in the outdoors.
4. How do eyeglasses help?
A special lens material and coating in eyeglasses filter out harmful blue light protecting your eyes against its harmful effects.
ARE THEY DANGEROUS FOR YOUR SKIN ONLY?
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