Dell UltraSharp U2414H 23.8&rdquo; Inch Screen LED Monitor Diagonally Viewable Size: 60.47 cm / 23.8 Inch (31.5-inch wide viewable image size) Aspect Ratio: Widescreen (16:9) Panel Type, Surface: In-plane switching, anti glare with hard coat 3H Optimal resolution: 1920 x 1080 at 60Hz Contrast Ratio- 1000:1 (typical), 2 Million:1 (Max) (Dynamic Contrast Ratio) To correctly check for light leakage, please view panel in room with at least 75 lux ambient lighting