Full color LED display is divided into indoor LED display, semi-outdoor full color LED display and outdoor full color LED display according to the use environment.

The indoor screen area generally ranges from less than 1 square meter to more than ten square meters, with a high point density. It is used in non-sunlight or lighting environments, and the viewing distance is a few meters away. The screen body does not have the ability to seal and waterproof.

The semi-outdoor screen is between outdoor and indoor. It has high luminous brightness and can be used in non-sunlight outdoor. The screen body is sealed, usually under the eaves or in the window.

led is the abbreviation of light emitting diode, abbreviated as LED. A full-color LED display (LED panEL) is a display screen composed of an array of LED devices for displaying various information such as text, text, graphics, images, animations, and quotes, as well as television and video signals through certain control methods. As a new generation of display media, it has been widely used in exhibition centers, trading centers, auction centers, financial centers, information centers, securities, telecommunications, taxation, power supply, customs, courts, fire stations, stations, airports, terminals, talent markets, etc. Public place in business hall.

Display performance

Full-color LED display is divided into text LED display, graphic LED display, computer video full-color LED display, TV video full-color LED display and market LED display and so on. Quotes Full color LED displays generally include LED displays for securities, interest rates, futures and other purposes.

Display color

The LED display is divided into single primary color full color LED display (including pseudo color full color LED display), dual primary color full color LED display and full color (three primary color) LED display according to the display color. According to the gray level, it can be divided into 16, 32, 64, 128, 256 gray-scale full-color LED display and so on.

Basic luminous point

Among non-market LED displays, the indoor LED display can be divided into Φ3.0mm (62500 points / m 2), Φ3.7mm (44100 points / m 2), Φ4.8mm (27800 points) / m 2), Φ5mm (17200 dots / m2), Φ8mm (10000 dots / m2), etc .;

Outdoor full-color LED display can be divided into Φ8mm (10000 dots / m 2), Φ12mm (3906 dots / m 2), Φ16mm (2500 dots / m 2), Φ26mm (1024 dots / m 2) Wait for the LED display. According to the size of the digital tube used in the market LED display, it can be divided into 2.0cm (0.8inch), 2.5cm (1.0inch), 3.0cm (1.2inch), 4.6cmm (1.8inch), 5.8cm (2.3inch), 7.6cm (3inch) etc.

Monochrome screens are generally made of red luminescent material.

The dual primary color screen is generally composed of red and yellow-green light-emitting materials.

The three primary color screens are divided into full color, consisting of red, yellow-green (wavelength 570nm), and blue; true color (nature color), consisting of red, pure green (wavelength 525nm), and blue.