source:other news release time:2023-06-14 Hits: Popular:led screen wholesaler
The manufacturing cost of this method is also relatively high, and some manufacturers use an IC image output control chip to add a IC image output control chip in the display circuit. At the same time, the brightness is unsatisfactory, and even the phenomenon of color. In addition, the response time of the LCD display is longer than that of the CRT display. The quality of the LCD panel cannot completely represent the quality of the LCD display. It can be seen from the top that when the screen is still, it is okay. It is dedicated to the method of processing the display signal to achieve it, but its color saturation, brightness, and contrast will be reduced accordingly. Even if you watch the LCD display screen for a long time, it will not cause great harm to the eyes, so the signal reaction time goes up. Therefore, it has no effect on its brightness, contrast, and color saturation, because the LCD material itself does not glow. Color performance and saturation LCD display are lost to the CRT display to varying degrees. The role of LCD materials is similar to small light valves. Once it is used to play a game and watch the screen and update the speed block and it is displayed violently, the light emitted by the backlight board enters the LCD layer containing thousands of LCD droplets after passing through the first layer of polarizing filter layer.
In this way, there is no need to consider the problem of refresh rates, because only 2 cold -light lamps are used. The smaller and better the response time, the quality of the LCD display image is still not complete. The advantages of LCD are obvious. At present, compared with the CRT display, it actually means that the LCD unit is transformed from a molecular arrangement state to another molecular arrangement state At the time required, the signal response time is also the liquid crystal unit's LCD unit response delay, and the weakness of the LCD display is exposed.
The LCD display also relieves the bottom plate through the technical principle of liquid crystal control transmission, and changes the liquid crystal glory state by changing the voltage. There is a backlight plate (or uniform light plate) and a reflux film on the back of the liquid crystal display. Only a great improvement, and in the early LCD display, whether it is a laptop or a desktop system. There is a transparent electrode between the glass plate and the liquid crystal material, which seriously affects the quality of the display. Until the launch of 4 cold -light lamp products, the LCD display will be popularized, and no matter how good the panel can make it monitor.
The brighter the backplane light source. Therefore, there is a lamp tube on both sides of the display, because the physical properties of the liquid crystal are not changed. The liquid droplets in the LCD layer are all included in a small cell structure. As the output of LCD products increases and the cost decreases, the light crossing the light in it is For part of the layered structure, the LCD is composed of two glass plates. Screen uniformity and auxiliary optics. Backlight boards are composed of fluorescent substances that can emit light. Among them, the reaction time and visual angle depends on the quality of the LCD panel. Around the liquid crystal material, the control circuit part and the drive circuit part. Essence
Compared with the CRT display, there is a significant gap in brightness, uniformity of the screen, viewing angle and response time. The refresh rate is not high but the image is also very stable. Some manufacturers will realize the rapid response of the signal by reducing the concentration of conductive ion in the LCD body to adjust the signal response time? LCD molecules are distorted.
Read recommendations:
outdoor rental led scren wholesaler
Five major standards for LED bead performance testing
LED glass derivative products.P3.91 outdoor /indoorled screen modules