How to judge the quality of industrial LCD screen?
Date:2019-08-30
There are more and more manufacturers of industrial LCD screens, and there are many brands. For the same size of industrial LCD screens, the prices of different brands are quite different. The prices of different models of the same brand are quite different, even the prices of the same brand and model are quite different. Why is there such a dazzling sense of vision? We all know that the quality of all products is the biggest factor affecting the price. As the saying goes, the price is equal to the goods. Similarly, the quality of industrial LCD can be divided into many kinds: a + / A / a - and so on. But how to judge the quality of industrial LCD?
LCD screen is good or bad about one of the important criteria of display screen: that is the number of "bright spots". What are the highlights? It is a pixel in the display screen that continuously lights up and does not accept the calming signal, which is also called "bad point" in the line. Bright spots are generally not easy to find, must be in the industrial display screen under the full black picture carefully watch to find. In fact, in the process of making LCD panel, the excellent rate can not reach 100%. Therefore, LCD panel manufacturers will have bright spot problems when they leave the factory.
For some customers who do not have much professional knowledge of industrial LCD screen products, the simplest way is to confirm with the supplier the original factory delivery inspection standard product specifications of industrial LCD screen, and all industrial LCD screens will have corresponding original IIS standard documents.
If you want to be very professional to distinguish the quality of industrial LCD screen, in fact, there are many ways, such as brightness and contrast, bright spots, high and low temperature, service life, visual angle and other aspects of the analysis, in order to draw a correct conclusion! Choosing an industrial LCD screen is not only about its appearance, but also about finding a reliable industrial LCD screen supplier.
