Knowledge

Touch screen can be divided into resistance type, capacitance type, infrared type, surface acoustic wave type and optical type according to the medium

Due to the technical limitations and poor environmental adaptability, especially the surface acoustic wave screen, the screen can not be used normally

Touch screen is an inductive liquid crystal display device which can receive input signals such as contacts. When touching the graphic buttons on the

LCD module ： LCD screen + LED backlight plate + PCB plate + iron frame. The display part of power terminal, instrument and instrument is liquid crysta

The principle of LED display screen is composed of several light-emitting diodes. Material: LED chips or LED lights, packaging modules, circuit boards

Industrial LCD screen: The LCD screen used in industrial control equipment (distinguished from its application requirements) actually does not have th

(2) Classification according to primary color According to the color of the LED used, the LED display screen can be divided into three kinds: single p

Generally, TFT-LCD consists of upper substrate module, lower substrate module, liquid crystal, driving circuit unit, backlight module and other access

Liquid crystal display， a flat, ultra-thin display device consisting of a certain number of color or black-and-white pixels placed in front of a light

Advantages (1) Higher fine quality. (2) LCD has a large visual area. (3) Because of its principle problems, there will be no geometric distortion and

In TN and STN LCD, the only way to drive the electrodes is to drive the X-axis and Y-axis. Therefore, if the display part is larger and larger, the el

Simply put, the basic principle of screen display is to fill liquid crystal material between two parallel plates. The arrangement of molecules in liqu