There are many types of Jinghui LED displays. How should they be classified?
Date: 2019-12-10
There are many types of LED display screens and their wide range of applications, which can be described as entering ordinary people's homes. As one of the many LED screen companies, Jinghui is experienced and responsible to tell you that there are too many classifications in the LED screen industry. Here is the end user The most concerned about the use needs for everyone to briefly describe the types.
First, according to color: monochrome, two-color, three-color (full color) led display:
1. Monochrome means that the display has only one color of luminescent material, mostly single red.
2. The two-color screen is generally composed of red and green LED diodes.
3. Three-color (full-color) screen consisting of red, green (wavelength 570nm), and blue; and true color, consisting of red, pure green (wavelength 525nm), and blue.
Second, according to the environment: indoor, outdoor and semi-outdoor led display:
1. The semi-open air curtain has high brightness between indoor and outdoor, and can be used outdoors in sunlight. The screen body is sealed, usually on the roof or window.
2. The indoor LED screen area is generally small (a dozen square meters), the point density is high, in direct sunlight or ambient lighting, the viewing distance is a few meters away, because it is indoor, so it is not necessary to open the screen, the screen body can be With sealed waterproof function. Dot matrix module for indoor display is mainly because the display brightness requirements for indoor use are not high;
3. The outdoor LED display area is small in tens of square meters, large in hundreds of square meters and even thousands of square meters. The dot density is relatively thin (mostly 1000-4000 points per square meter), and the luminous brightness is 3000-6000cd / square meter Different directions, different brightness requirements), in direct sunlight, viewing distance of tens of meters, because it is outdoor, you must use a waterproof box, on the screen has a good resistance to wind, rain and lightning protection.
Classification by display function: video LED display, digital text display
1. The characteristic of the video LED display is that it can display video information such as video files, full-color pictures, live broadcasts, videos, etc .;
2. The characteristic of digital text display is that it can display text information, electronic clock, etc., and it can be displayed offline via network;
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