Healingshield AB Anti-Blue Eye protection functional LCD screen protector for Apple Macbook Pro Retina 13 (Haswell) AB Anti-blue. Eye protection functional LCD screen protector Total Thickness : 250um. Base Film Test : 5g. Haze : 0.8%. Wrinkle : Not Permission. Scratch : 10mm not Permission. Pollutant : 150um Less the influence of the retina. Less eye strain. Protect decreased vision. Less sleep disturbances. Protect decrease biorhythms. Material : PET Made in KOREA