Display screens are mainly divided into CRT displays (picture tube displays) and LCD displays (liquid crystal displays). Among them, LCD screens are mainly used in digital clocks and watches and many portable computers.



The difference between LED display and LCD display



Simply put, LCD and LED are two different display technologies. LCD is a display screen composed of liquid crystal and LED is a display screen composed of light-emitting diode. At present, the LED display screen mentioned on the market is not the real sense of the LED display screen, is exactly said to be LED backlit LCD display, LCD panel is still the traditional LCD display screen. For liquid crystal display, the most important is the key to the LCD panel and a backlight type, and the display of the LCD panel on the market generally use TFT panel, is the same, the difference between LED and LCD is just their different backlight: LED backlight and CCFL backlight (fluorescent), diodes and the cold cathode tube, respectively.