【Effective Anti-Blue Light】This blue light screen protector features a layered anti-blue light design and multi-layer blue light filtering that effectively blocks harmful blue light, even during extended computer use. Better eye protection means reduced eye strain and fewer headaches.【Perfect Compatibility】This laptop screen protector is specially designed to fit all brands of 15.6-inch laptops with a 16:9 aspect ratio (Not fit for a 16:10 resolution laptop). The diagonal measurement of the screen is 15.6 inches (measured viewable display area diagonally, corner to corner without the frame), and the filter size is 13.6 inches (34.5cm) x 7.6 inches (19.4cm). You'll enjoy a perfect fit for your laptop screen.【Multifun Protection】In addition to its blue light protection, this anti glare computer screen cover offers dual protection for your computer. It also protects your screen from scratches, providing extra peace of mind when using your device. The anti-glare feature helps to eliminate annoying screen glare and delivers an unparalleled visual experience.【Perfect for Touchscreens】Our computer screen blue light blocker works great on touchscreen laptops without any problems. It's designed to adhere to the screen only, and not the screen frame, leaving no adhesive residue. This blue light blocking screen protector is ultra-thin, once installed, it's almost imperceptible, providing a natural viewing experience without any added bulk. It also won't interfere with the touchscreen functionality, you'll enjoy a flawless touchscreen experience.【Bubble-Free & Easy Installation】This laptop screen protector 15.6 inch is designed with a bubble adsorption design, which means that all small bubbles can be removed by lightly pressing during installation. It won't affect the beauty of your computer and provides an optimal visual experience. It's easy to apply and remove and leaves no residue, so you don't have to worry about making mistakes during installation. Product Description 1 High Definition 2 Anti-Scratch 3 Smudge Resistant Will there be a lot of bubbles during installation？ I had no bubbles. Everything you need comes with it. Just follow the easy instructions. help for people with vision problems? it helps me a lot since I have vision problems,now I spend a lot of time on the computer. How does this blue light filter work for people who get headaches from using computers for long periods of time? Purchased for my college students and they are pleased with this product. will my tactile screen still be fonctionel after installing that product? I have a touchscreen and it works great with no problem. Is it easy to install? It's super easy to install. Much easier than a phone or tablet cover Track Page Views WithAuctiva's Counter