21.5 Inch Anti Blue Light Monitor Screen Protector, Blue Light Blocking & Anti Glare Screen Filter Compatible with 21.5" HP/Acer/LG/Asus/Dell/Lenovo/SAMSUNG with 16:9 Aspect Ratio Screen

Compatible Model: Compatible with all 21.5 inch with aspect ratio 16:9 computer. DIAGONALLY MEASURED 21.5”(Measured Viewable Display Area Diagonally, Corner to Corner Without the Frame), filter size(W x H): 18.7 inches (47.6cm) x 10.4 inches (26.8cm). Please measure your screen size as image 2 to avoid buying wrong.. Comprehensive Protection: This laptop screen film is not only an anti-blue light screen protector film but also has the characteristics of anti-glare, anti-reflective, anti-scratch, hydrophobic, and anti-oil.. High Definition: Ultra clear 95% Transparency preserves the original screen brightness to reduce eye strain, to avoid reducing the monitor and battery life.. Easy to Apply: Newest bubble adsorption design can remove all small bubbles by press with Scraping card, Anti-glare Matte process effectively reduce the glare & visual fatigue.. Package Content: Anti blue light screen protector x 1, guide sticker x 2, cleaning cloth x 1, scraping card x 1, dust removal sticker x 1, installation guide x 1, friendly customer service - for any product problems or dissatisfaction, please feel free to contact us.