Product Description: Computer Screen Protector Hanging Type Blue Light Blocking Filter Film for 20-22 Inch Displays Enhance your viewing experience and protect your privacy with our Computer Screen Protector Hanging Type Blue Light Blocking Filter Film. Designed for widescreen displays ranging from 20 inches to 22 inches, this filter is the perfect solution for anyone looking to reduce eye strain and safeguard sensitive information. Compatible Size This versatile screen protector is compatible with a variety of widescreen displays, including 20 inch, 20.2 inch, 21.5 inch, 21.6 inch, and 22 inch models. With an aspect ratio of 16:9 (490x317mm), it offers strong compatibility, ensuring a perfect fit for your monitor. High Security Protect your personal and confidential information with our advanced privacy features. When viewed from a side angle greater than 30 degrees, the filter effectively blocks screen content, making it ideal for open office environments or public spaces. Keep your data safe from prying eyes. Effective Protection Our upgraded filter layer significantly reduces blue light by 95% and UV radiation by 92%, helping to minimize eye strain and fatigue during long hours of screen time. The frosted finish also intercepts reflected light, preventing daily scratches and ensuring your screen remains clear and protected. Hanging Installation Enjoy hassle-free installation with our innovative hanging design. This screen filter eliminates the need for complex setup or adhesive strips, making it easy to attach and remove as needed. Its reusable nature adds to its practicality, allowing you to switch it between different monitors effortlessly. Applicable Scenario This computer screen filter is perfect for various settings, including offices, homes, and public places. It provides an added layer of security, ensuring that your personal secrets and business information remain confidential. Create a safe and comfortable working environment wherever you are. Upgrade your workspace with our Computer Screen Protector Hanging Type Blue Light Blocking Filter Film. Experience the benefits of reduced eye strain, enhanced privacy, and easy installation, all while protecting your valuable screen. Make the smart choice for your health and security today!