Third, the quality of full-color LED display full color LED display to identify the main can be signed from the following aspects: 1. The flatness. LED display surface flatness to within ± 1mm, in order to ensure that the displayed image is not distorted, partial raised or recessed causes the display viewing angle appears dead. Flatness is good or bad is determined mainly by the production process. 2. brightness and viewing angle. Indoor full color brightness to the 800cd / m2 or more, and outdoor full color brightness to the 1500cd / m2 or more Tai'an display company, in order to ensure the normal operation of the display, otherwise it will be too low and can not see because of the brightness of the displayed image . The size of the brightness of the LED lamp is good or bad decision. LED directly determines the size of the viewing angle of the display how much of the audience, and therefore the bigger the better. Mainly by the size of the viewing angle die packages to decide. 3. The balance effect. White balance is one of the most important indicators of the LED display. Red, green and blue color science taken in the ratio of 1: 4.6: 0.16 when the show will display pure white Tyan supplies wholesale, if the actual proportion of the white balance a little deviation deviation occurs, usually pay attention to whether there is bias white blue display prices, yellowish green phenomenon. White balance is mainly determined by the quality of the LED display control system, lamp beads for color reduction is also affected. 4. The color reduction. Reduction of color refers to the color LED display for color reduction, both the LED display to be highly consistent with the source of the color, so as to ensure that the image of realism. The advantages of an LED color display, rich colors: the red and green LED lights constitute a display 256 gray two-color screen can be flashed flashed 65,536 colors (color screen may flash red, green, yellow and three kinds of color) ; 2, high brightness: use of ultra-high brightness LED, long distance is still visible today; 3. Reliability: the choice of a modular program distributed scanning skills and skills, higher reliability and stability; 4, good effect: selection nonlinear correction skills, image clearer, stronger sense of hierarchy; 5, flashed the form of diversification: supporting multiple flash form; 6, the operation easy: use generic video player software, the system operation is very convenient. Display, Taian display company, awe-inspiring Electronics (certified merchants) are provided by Electronic Co., Ltd. Tai'an City awe. Tai'an City awe Electronics Co., Ltd. (www.tahrdz.com) strong, credible, in Tai'an, Shandong advertising industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving the awe-inspiring innovative ideas will lead into the brilliant electronic and you work for a better future!