What's the difference between TFT screen and LED screen?
Author:Liu sisi Time:2021-06-07 10:18 Browse(900)
1. TFT screen is a kind of LCD screen, such as: LCD TV, LCD computer display, mobile phone display, is a passive display. It is the luminescence of the back light source. The angle of the liquid crystal molecules in the film is controlled by the voltage of the ITO circuit of the LCD two-layer glass to display various colors and images. Can do very small size, it is difficult to do large size, brightness is not high and so on. 2. LED screen is a display screen with three primary color LED light-emitting diodes, such as the LED display screen in the stadium, the LED display screen outside the shopping mall, the LED display screen in the bank and all kinds of stores/
1. TFT screen is a kind of LCD screen, such as: LCD TV, LCD computer display, mobile phone display, is a passive display. It is the luminescence of the back light source. The angle of the liquid crystal molecules in the film is controlled by the voltage of the ITO circuit of the LCD two-layer glass to display various colors and images. Can do very small size, it is difficult to do large size, brightness is not high and so on. 2. LED screen is a display screen which is composed of three primary color LED light-emitting diodes, such as the LED display screen in the stadium, the LED display screen outside the shopping mall, the LED display screen in the bank and all kinds of stores. It is an active display. It depends on the driving circuit, through the control card to control the current of each LED in each driving unit, and control the bright time of each LED tube to display various colors and images. It can make large size, it is difficult to make small size, the brightness is very high and so on. Add a point, at present a popular but wrong saying is to use LED as the backlight of LCD TV, called LED TV.. The former is analog screen, the latter is high-definition digital screen..

What's the difference between TFT screen and LED screen?

Hot labels
Related topics