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They provide you with a natural and clear vision
Perfect for combating Seasonal Affective Disorder (SAD)
maintain clear field of vision from the external environment
exposure to the blue end of the light spectrum could cause serious long-term damage to your eyes
but the polarizing performance is very well
Blue Light Blocking Glasses for Computer Gaming Round Frame - Wells Color:Black They provide you with aWhat is blue light? Blue light has a very short wavelength, and so produces a higher amount of energy. Studies suggest that, over time, exposure to the blue end of the light spectrum could cause serious long term damage to your eyes. "Nearly 70% of people experience digital eye strain due to prolonged use of electronic devices." The Vision Council. Teddith Blue Blocker Lenses are virtually clear lenses made with a special blue light blocking polymer