Teach you how to choose a full-color LED display
With the fade in the LED industry technology mature, everywhere LED products now. The high-definition full-color LED display screen is widely used in shopping mall advertising, indoor and outdoor sports venues, airports and high-speed passenger information display system, widely popular with the masses. LED display a surge in demand, various manufacturers scramble to campaign, LED display quality and the price on the market caused by uneven, a far cry from, make the choose and buy is uncertain. How to choose and full color LED display?
A picture quality, full color LED display screen
One of the important quality of high quality full color LED display, is each pixel unit, each color brightness and the consistency of the wavelength. According to the principle of optical three colors, from video signal source on the real-time status of each pixel is made up of red, green, blue three kinds of compound and into, through system processing, the corresponding pixel unit is passed on to the LED display, respectively drive the corresponding color light-emitting diodes (leds), to realize the video source signal mapping on the LED display. Again by interlaced scanning to progressive scan conversion, ensure static images and motion picture clarity, remove hair phenomenon in motion pictures.
High quality full color LED display and according to human visual properties, under the condition of different environmental brightness, automatically adjust the screen brightness, and display of color temperature can change automatically, so that the human eye visual comfortable and decent.
Second, the stability of full-color LED display
Full color LED display stability depends on factors such as wind, feng shui, shock, lightning protection. Many manufacturers often ignored these parts on the market, full color are provided by the wind and rain, to enable soon, is paid. While Shanghai think everywhere pays attention to the link. Take the piece on the huangpu river "captain" 6 high-definition full-color LED display, has experienced years of sun, rain, and stand the test of the ship hull vibration, often still intact, became one of the great beauty of the bund landscape.
The life of three, full-color LED display screen
The service life of the LED display is the most concerned with the masses of users and a performance index. Maintain overall brightness uniformity and color consistency, the screen is the real measure of LED display of the actual service life. In far earlier than most of the LED display brightness decay to a half, before its integral colour consistency has become very poor. For this advice user LED big screen of choose and buy brand, best can actually look at the brand products using the visual effect of a few years later, the durability of this kind of product has a correct judgment