Feature●【Surface Laptop 13.5 inch Privacy Screen】FILMEXT Surface Laptop 13.5 inch privacy screen is perfectly compatible with Microsoft Laptop 5th Gen 13.5 inch 2022/ Microsoft Laptop 4th Gen 13.5 inch 2021/ Microsoft Laptop 3th Gen 13.5 inch 2019 /Microsoft Laptop 2th Gen 13.5 inch 2018 / Microsoft Laptop 13.5 inch 2017. , Surface Privacy Screen filter shows a black edge with removable silicone seal, easy on and off, bubble free design.●【Blocking Side-Snoopers】FILMEXT Surface Laptop 1/2/3/4/5 13.5 inch removable privacy angle is 30 degrees ±5, transparency is 60%±5, thickness is 0.35mm. Data is only visible in front of the display, appears a darkened or black screen from side view, with anti-glare and blocks 35% blue light feature, protects your eyes and prevents reflection from strong light, reduces stress on your eyes from daily glare & UV light and helps protect your screen from damage and dust.●[69.7% Blue Light Blocking Filter] for MacBook Air Screen Protector 13 inch 69.7% blue light blocking filter blocks the harmful blue light between 380nm~490nm from the wave range of visible lights, blue light reaches the retina with strong energy. This Anti-glare Eye Protection screen filter reduces digital eye strain when viewing screens and gives you a better sleeping. Compatible with 2020, 2019,2018 MacBook Air 13.3 inch Retina Display Model (A1932 &A2179).●[Eye Protection & Reduce Eyestrain] by preventing the injurious blue ray,Macbook air 13.3 inch blue light screen protector can protect the eyes from computer/ macbook laptop visual syndrome (eyes losing focus, vision getting unclear, fatigue, ophthalmic acid, bulging, headache, etc.).High quality for lasting durability and will protect your eyes from UV rays; mac air 13 inch Anti-glare, anti-fatigue, anti-jet lag blue blocker screen protector Maintains color fidelity Perfect.●Refer to the instructions for the installation. Clean the screen and ensure it is dust-free, align the product to screen, gently press over on the frame to remove the bubbles and let the silicone adhered to the frame. in case of any question or problem, please contact the seller without any hesitation to solve until satisfaction. We provide 100% no risk, worry-free after sale service for all FILMEXT Screen Protector.Description 【Surface Laptop 13.5 inch Privacy Screen】FILMEXT high-grade Surface laptop privacy screen 13.5 inch is perfectly fit Surface Laptop 1/2/3/4/5 13.5", Surface Privacy Screen filter shows a black edge with removable silicone seal, easy on and off, bubble free design. 【Blocking Side-Snoopers】FILMEXT Surface Laptop 1/2/3/4/5 13.5 inch removable privacy angle is 30 degrees ±5, transparency is 60%±5, thickness is 0.35mm. Data is only visible in front of the display, appears a darkened or black screen from side view, with anti-glare and blocks 35% blue light feature, protects your eyes and prevents reflection from strong light, reduces stress on your eyes from daily glare & UV light and helps protect your screen from damage and dust. 【Compability】FILMEXT Surface Laptop 13.5 inch privacy screen is perfectly compatible with Microsoft Laptop 5th Gen 13.5 inch 2022/ Microsoft Laptop 4th Gen 13.5 inch 2021/ Microsoft Laptop 3th Gen 13.5 inch 2019 /Microsoft Laptop 2th Gen 13.5 inch 2018 / Microsoft Laptop 13.5 inch 2017. 【Anti-Glare & Anti Blue Light】Say goodbye to eye fatigue and sleepless. FILMEXT Surface privacy screen protector can reduces stress on your eyes by blocking blue light and preventing reflection from strong light, daily glare & UV light. [Eye Protection & Reduce Eyestrain] by preventing the injurious blue ray,Macbook air 13.3 inch blue light screen protector can protect the eyes from computer/ macbook laptop visual syndrome (eyes losing focus, vision getting unclear, fatigue, ophthalmic acid, bulging, headache, etc.).High quality for lasting durability and will protect your eyes from UV rays; mac air 13 inch Anti-glare, anti-fatigue, anti-jet lag blue blocker screen protector Maintains color fidelity Perfect. [69.7% Blue Light Blocking Filter] for MacBook Air Screen Protector 13 inch 69.7% blue light blocking filter blocks the harmful blue light between 380nm~490nm from the wave range of visible lights, blue light reaches the retina with strong energy.