High Bright Portrait Screen TFT LCD Panel

The quality of TFT liquid crystal display in the LCD liquid crystal display industry is divided according to a standard to measure the quality of the product Project Touch panel. So do we know what is the grading of TFT LCD screens? Now let's talk about this topic, if you have a friend in need, you can learn more about it!

The names of A+ screen, A size screen, S-level screen, and B-level screen are the classification of TFT screen shipment levels in the industry, which roughly fall into the following categories: S, A+, A, B, and Z.

The above-mentioned screens are mainly distinguished according to the defective rate of TFT display shipments, because the existing TFT technology will produce a certain defective rate in the manufacturing process, mainly due to defects, bright spots, dark spots, etc. .

Large-scale TFT screen manufacturers are classified into the following levels of screens according to process quality requirements. The traditional AA (A+) level is the best, with no more than 3 spots, bright spots, and dark spots, and no more than 5 in total. There are three common ones in the market: A+, A, and B. I don’t know when the S-level screen will be launched. The S-level is a perfect screen without a bright spot TFT LCD Display.

Therefore, products of different quality are divided into different TFT LCD screen levels. Generally, the TFT LCD screens sold by regular TFT screen manufacturers are all A+ screens, but there are also some manufacturers who are shoddy, so you must learn more about the knowledge related to TFT LCD screens AMOLED.