After led display working more than 6 years or more, the color and brightness of each LED chip will be different and led screen is awful. Thus it will like the following photos
Therefore, it will need pixel correction, not only for color calibration, but also for brightness calibration, then theLED screen will be like the following after correction:
Our website uses cookies to enhance the experience of users. By clicking“Accept" you are agreeing to our use of cookies.
See our Privacy Policy to learn more.