A chamada -tela colorida LED externa-, como o nome sugere, a tela monocromática LED externa é uma tela LED externa composta por tubos emissores de luz vermelha, verde e azul- .
LED outdoor full-color screen is an important part of the LED display series. It adopts the latest LED display technology and LED display control technology, which makes the performance of LED outdoor full-color screen more stable, lower power consumption and higher unit resolution. , more vivid and rich colors, fewer electronic components when composing the system, so that the failure rate is reduced.
The luminous color and luminous efficiency of the LED display are related to the material and process of making the LED display. The LED outdoor full-color screen uses an algorithm to achieve 256-level grayscale. The color conversion "point-by-point dynamic color compensation technology" is used in the design, which is suitable for pure green. Or the Jinan LED display screen made of yellow and green tubes, this technology enables the color of the Jinan LED display screen to maintain the splendor of the original image.
A frequência do campo de varredura da tela colorida de LED externa-é superior a 240 HZ, e a imagem é estável e sem oscilações-. Em aplicações práticas, quando uma câmera é usada para fotografar um display de LED externo, a imagem observada na câmera é muito clara e não há barra de rolagem síncrona. A tela colorida externa-não afetará a qualidade da imagem transmitida.
O tubo-emissor de luz da tela-colorida do display de LED é composto por: pixels virtuais 2 vermelho mais 1 verde puro mais 1 azul puro, pixels reais 1 vermelho mais 1 verde puro mais 1 azul puro.
The price of the outdoor full-color LED display screen: the die of the outdoor full-color screen is also divided into domestic general chips (4 categories), domestic advanced chips (3 categories), American advanced chips (2 categories), and Japanese advanced chips (1 category). The most advanced one is Japan's Nichia original advanced chip (Class 1). Outdoor LED full-color screens are on average 1 to 1.5 times more expensive per square meter than domestic ones.
