Minimizes Digital Eye Strain By Reducing High Energy Blue Light (390-440Nm Spectrum); Light Transmittance Of 90% - Screen Protector/Shield Offers Dual Mounting Options (Adhesive Strips/Mounting Tabs) That Fits Various Monitor Bezels; Wiping Cloth For Installation - Blue Light Filter Is Designed To Fit A 24-Inch 16:9 Widescreen Display - Taa Compliant Bluelight Filter Adds A Protective Film To The Monitor That Protects Against Scratches Fingerprints And Dust.