RETINAGUARD Anti-Blue Light Screen Protector for popular mobile phones and tablets by RG, INC; Reduce eye strain and associated discomfort by reducing your exposure to UV and blue light Long hours spent looking at mobile phones screens put many of us at risk for digital eye strain. This can result in as dry eyes, blurry vision, headaches and eye fatigue. Our iPad screen protector helps reduce your exposure to harmful blue light and UV light at the source, without donning any special glasses or making any adjustments to the monitor itself. With these harmful lights minimized, you can work through pressing deadlines or enjoy prolonged gaming sessions without sacrificing your vision. Our state-of-the-art iPad screen blue light protector blocks up to 90% of blue light in the range of 380nm-420nm. This helps preserve the light-sensitive cells of the retina where eye conditions such as macular degeneration start. By protecting your eyes now, you are investing in long-term vision health and your ability to lead a full, rewarding life.