In recent years, the application of LED display screens in dance beauty has become more and more common, and even become an indispensable core part of the stage visual display. On the stage of the Spring Festival Evening of the Year of the Sheep, the brilliant performance of the LED display on the stage undoubtedly attracted many viewers' interest in this "high-tech" equipment.
The LED display screens used in the Spring Festival Evening and Variety TV programs are collectively referred to as the LED display for the dance beauty (commonly known as the rental screen). In order to meet the requirements of different dance design, the beauty of the LED display and the traditional fixed installation LED display Screen (commonly known as engineering screen) has great differences in structure, related points and system composition. In terms of color alone, there is a kind of "black" technology in the beauty LED display.
LED black light
The packaging concept of the black surface-mounted LED light (black light) was born in the application of the dance LED display.
The beauty of the dance uses LED display. Because the viewing distance is short and the time is long, the brightness should not be too high, and the color and uniformity of the screen surface are particularly important. Since the LED display is composed of a dot matrix, the color of the LED lamp and the defects of the solder will affect the visual effect.
White light and black light things contrast (Figure 1)
In order to improve the contrast of the LED display and reduce the reflection of the stage lighting, the foreign LED display packaging factory CREE, NICHIA first developed a black light, the domestic LED display packaging plant Lanke Electronics has the black light process to the extreme Developed a black light that provides the blackest level of the market.
The design concept of the black light: The device adopts the all-black package design, and the comprehensive effect of the black PPA material and the epoxy resin makes the front of the lamp bead black overall, thereby better improving the contrast of the display; the surface of the device colloid is matte. The design avoids the reflection of light caused by the mirror effect of the glue, thereby effectively reducing the reflection interference and making the screen display more soft and vivid. The black surface mount LED light is shown in Figure 1.
"I" shape and "å“" font shape contrast (Figure 2)
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