Laptop screens are flat display panels that show images and text for users to interact with their devices. They come in various sizes, typically ranging from 11 to 17 inches diagonally, and use technologies like LCD (Liquid Crystal Display) or LED (Light Emitting Diode) for better brightness and color accuracy. These screens can have different resolutions, such as HD (High Definition) or 4K, which determine the clarity of the images displayed. Many modern laptops also feature touchscreens, allowing users to navigate by tapping directly on the screen, enhancing usability and interactivity.