Contrast index is a very important index for selecting LCD screens. It is one of the main parameters in the LCD module. How much do you really know about the adjustment of contrast and how much should it be adjusted to? Let's introduce the contrast parameters of the LCD module in detail:
For LCD modules, contrast is very important. It can be said that when selecting LCD, contrast is a more important indicator than bright spots. When you really understand that your customers buy LCD screens for entertainment and watching DVDs, you can It is more important to emphasize that contrast is more important than no dead pixels. When we watch streaming media, the brightness of the source is generally not very large, but in order to see the contrast of light and dark in the character scene, the hair changes from silky gray to black. , It must be revealed by the contrast level.
ViewSonic’s VG and VX have always emphasized the contrast ratio. The VG910S has a contrast ratio of 1000:1. We compared this screen with one of Samsung’s dual-head graphics cards at the time. You can try it if you are interested. In the 256-level gray scale test in the test software, more small gray grids can be seen clearly when looking up, that is, the contrast is good. For the average user, the contrast ratio can reach 350:1 is enough, but in In the professional field, contrasts like this are usually not able to meet the needs of users. Compared with the CRT output device, it can easily reach a contrast ratio of 500:1 or even higher. Only high-end liquid crystal output devices can truly achieve such a level. Since the contrast value is difficult to accurately measure with the instrument, you still need to see it yourself when you choose it.
The above is the related content of how to adjust the contrast of the LCD module introduced today. Through the above content, we can understand the importance of contrast. If you are still not clear about the above content, it does not matter, you can consult us online, we will Give you a detailed explanation.
