What You Get From MAXJULI? √ Blue ray blocking -- Glasses lens are designed using the American HEV-Adsorb substrate absorption technology. It can absorb high-energy blue light. √ Clear lens -- The lens was made of a fully transparent base, without adding any pigment, while maintaining high light transmittance. Less reflective,no affect reading, and almost no color difference. √ UV protection -- Anti-Blu-ray Lenses utilize special U.S. substrate processing technology to protect the eyes from ultraviolet radiation and block UV400. Blue ray is everywhere. Too much blue exposure may put you at risk for macular degeneration,and it definitely contributes to eyestrain,blurred vision,and affects your ability to sleep well at night. Then the blue ray may cause visual fatigue,affect your learning and working efficiency. Now that we are using more digital devices at home and work. It is important to care for our eyes as much as possible.