Enhanced Privacy – Vintez Computer privacy screen filter is perfect for public and high traffic areas. Vintez Blackout Privacy Screen Filter is engineered to be ideally compatible with HP, Samsung, Dell, Lenovo, Acer, Asus, LG, ViewSonic, and other monitor brands. Please confirm the width and height measurements for your computer screen before ordering. We advise against making a selection based solely on a computer screen’s diagonal size. | Privacy Filter Dimensions - Width: 20 9/16" (20.5 inches/522 mm), Height: 11 9/16" (11.6 inches/294 mm) - Aspect Ratio 16:9. Contact us if you have any questions about dimensions. | Dark Screen For Others – Clear view for you. The computer privacy filter makes the screen appear dark when looking at it from an angle (the angle is about 30°- 60°), but bright when looking directly at it. To change the privacy angle from 60° to 30° degrees - simply adjust your monitor’s brightness level. | Doubles As Screen & Eye Protector - Protects your eyes by filtering out 96% UV and curbing blue light by 65%. It’s a reversible privacy screen filter, giving you the flexibility to choose glossy or matte finish – Choose the matte to reduce external glare. The filter is Anti-Glare and Scratch Resistant! | Easy Installation – Includes two, easy-to-attach options - Attachment strips and Slide-mount tabs. Package contains Extra installation kits. We guarantee all screen filters have 100% quality due to hand checking. ✅ Lifetime Replacement Guarantee – Your computer privacy screen is protected under our lifetime replacement guarantee and if anything happens we will send you a new privacy screen at absolutely no cost. You can relax worry-free, knowing you can rely on the help of Vintez Technologies.