1. Wide compatibility: 22-inch laptop screen filter compatible with HP, Dell, Acer, Asus, Samsung, ViewSonic, etc. Provides professional results. 2. Viewing angle limitation: The filter limits the laptop screen viewing angle to between 30 and 60 degrees. The person sitting in front of the laptop sees the screen clearly, while the sides are not visible. 3. Eye protection: The upgraded film protects your eyes by filtering 96% of UV rays and reducing 65% of blue light, and is anti-reflective and scratch-resistant! 4. Broad scenarios: Perfect for maintaining screen safety in high-traffic areas such as open workspaces, airports, airplanes, cafes, office environments, financial institutions, and other public places. 5. Visual effect: Laptop screen protector maintains the original color and brightness of the laptop screen, ensuring excellent visual effects without compromising protection. Specifications: Product type: Laptop Screen Filter Material: PET Size: 22 inches, approx. 475x297.5mm / 18.7x11.71in Includes: 1 x Screen Protector 1 x Cloth 2 x Tape 12 x Double-sided Tape