PROTECT SENSITIVE VISUAL DATA: This bright privacy screen filter uses Microlouver technology to narrow the viewing angle to +- 30 degrees, shielding Lenovo X13 Yoga Gen 4 displays from visual eavesdropping without blocking webcams, sensors or lid closure HIGH CLARITY WITH BLUE LIGHT FILTERING: Offers up to 75% light transmittance for a brighter display than standard filters, minimizing the need for frequent removal; Independently tested by 3rd party lab to block 47% of blue light in the 380-450 nm range FLIP-OVER WITH TOUCH: Quickly flip the privacy filter to the back of the screen to adapt to different environments or share content without uninstalling; Ultra-thin profile preserves touchscreen responsiveness for uninterrupted workflows HASSLE-FREE APPLICATION: Install the privacy screen protector using the included adhesive strips or flip-over tabs, designed for use with bezel-less or slim bezel displays THE IT PRO'S CHOICE: Our high-quality privacy screens are trusted across industries and designed to fit nearly every device type, screen size, aspect ratio, and mounting style; Backed by free lifetime 24x5 multi-lingual technical assistance