1. Look at the brightness value of the segment code screen
Generally speaking, if you want to make the real picture and the numbers more clean, brighter, without blurring, then you must look carefully-the brightness value in the relevant parameters of the broken code LCD screen, generally the larger the value The actual picture effect is also obvious. Generally speaking, the brightness of an LCD screen with good brightness will reach more than 200 candles per square meter, but there are also high-end broken code LCD screens that reach more than 250 candles per square meter.
2. Look at the contrast effect of the segment code LCD screen
The display of the contrast effect mainly makes the whole screen look more vivid and full and three-dimensional. According to a person engaged in the sales of broken code LCD screens, the color of some LCD screens looks saturated and full of three-dimensionality. At that time, because their contrast is very high, if the contrast is not high enough, the effect of the color of the entire screen looks very- ish.
3. Look at the size of the visible range of the segment code
When purchasing a segment LCD screen, the size of the viewing angle range cannot be ignored, because it is easier to see the numbers and pictures comprehensively and easily, and it looks very comfortable if the viewing range is larger. The viewing range is small, not only can't see the drawings and numbers, but also very troublesome, very inconvenient. There will be related instructions on the size of the viewing range in the manual.
