Halloive Laptop Privacy Screen Filter for 17.3-inch Laptops: Industry-leading privacy features keep your data safe. Utilizing revolutionary micro-louver technology, the screen is visible only to those directly in front, while onlookers see only a black screen. Our protective film has undergone over 10,000 angle adjustments to ensure optimal privacy. Dimensions & Compatibility: Designed for 17.3-inch laptops with a 16:9 aspect ratio. Width: 17 1/16 (382 mm), Height: 8 1/2 (216 mm), Diagonal: 17.3 (439.4 mm). Compatible with Lenovo, HP, Dell, Acer, Asus, Samsung, and more. Please verify your screen's width and height before ordering. Easy Installation: The 17.3-inch privacy screen installs in seconds. Choose between two methods: 1. Permanent installation with double-sided tape. 2. Removable snap-in installation for on-demand privacy. Blue Light Protection: This screen protector filters out 96% of UV and reduces blue light by 65%, protecting your eyes. The high-transparency, reinforced protective layer ensures excellent image quality and scratch resistance. Protect your eyes and your privacy – order now! Anti-Glare: Japanese AG anti-glare technology reduces glare by over 95% and softens light, eliminating harsh reflections. The double-sided design offers a matte or glossy finish – the glossy side provides superior privacy, while the matte side offers enhanced anti-glare. Important Note: Screen brightness will be reduced to 50-75%. The stronger the sunlight, the better the privacy function. Quality Service: Use it anywhere you need screen privacy – offices, cafes, airports, planes, trains... anytime, anywhere. Halloive offers hassle-free refunds for any reason and free replacements for cracks, defects, etc. Contact us with any questions.