Uses a Micro louver technology that darkens your 14 inch Laptop screen view from the sides +/- 30 degrees from center. Designed to fit laptops with a 14 inch 16:10 display. Dimensions: 11.9 x 7.4in, Filter will not interfere with top mounted webcams, sensors, or when closing the lid. Flip-Up mounting feature allows you to quickly lift-up the privacy filter to share contents without uninstalling the filter. This laptop privacy screen blocks up to 51% of blue light, which helps to reduce digital eye strain and improves visual comfort during prolonged use. Light transmittance of 60% for better screen readability.