GOJI Blue Light Blocking Glasses, Computer Glasses, Gaming Glasses - Anti Glare, Anti-Reflective to Protect and Reduce Eye Strain and Dryness - Men's Metal Eyeglasses 6CM04 (BLK)

What is Blue Light? Blue light is high energy visible light with a wavelength of 350-500nm. Nature itself doesn't have white light. It is a mixture of blue, green, yellow light. Green and yellow light is with low energy, have slightly irritated to eyes. Blue light is with high energy wavelength, can penetrate lens directly onto retina fundus. Damage of Blue light - Blue light will aggravate macular retina disease - Blue light may lead to cataract retinal damage - Blue light may cause eyestrain, dry eyes, eye fatigue, double vision, difficulty to refocus the eyes. - Blue light can reduce the secretion of melatonin which disturbing the quality of sleep Advantages of our High-Performance Blue Light-Blocking Lenses - Avoid damages to macular caused by blue light. - Improve visual image contrast and reduce eye fatigue. GOJI blue light blocking lens reduces blue light enter into the eyes, reduce blue light deflection, increase the contrasting of red and green, and reduce eye fatigue. - GOJI blue light blocking lens maintains high transmittance around 90%, making the lens with the best clarity.