Why do I need blue control glasses? Using your computer or smartphone for hours each day can have long-term effects on your vision. We use these devices at work, on the road and at home, often holding them at a short distance, so our eyes have to constantly refocus. Digital devices, LCD and LED screens, fluorescent and LED light globes emit blue light and protecting your eyes from this high-energy visible (HEV) light can significantly mitigate the risks of retinal degenerative diseases. Why is blue light harmful? It’s natural light, isn’t it? Blue light is a naturally occurring light. Its short, high-energy blue
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