Views:6 Author:Site Editor Publish Time: 2018-12-07 Origin:Site
LED display products is getting more and more popular for modern life, how to distinguish the led display quality? ENBON listed the following methods:
Surface flatness of the display should be within ± 1mm, so as to ensure the display image is not distorted. Partial raised or recessed will lead to the display viewing angle appears dead. The quality of flatness is determined mainly by the production process.
2. Brightness and viewing angle
Indoor full color screen brightness should be 800cd /㎡ or more, outdoor full color screen brightness should be 6000cd /㎡ or more, so as to ensure the normal operation of the display, otherwise the displayed image can’t be seen due to low brightness.
3. The balance effect
White balance is one of the most important indicators of the display. Red, green and blue color science should take in the ratio of 1: 4.6: 0.16 in this way pure white is possible, if the actual proportion of any deviation occurs, the white balance bias. White balance is mainly determined by the quality of the display control system
4.The color reduction
Color reduction refers to the color display of color reduction. Display height should be consistent with the color of the playback source, so as to ensure realistic images.
5. Have mosaics, dead phenomenon
Mosaic refers to appears on the display lit or normally black small four-square, both modules necrosis, connector quality mainly used for the display, but off.
Dead point is steady appear on the display or normally black single point, how good or bad from the die to determine the dead point.
6. Have color
Color refers to the existence of obvious color difference between adjacent modules, transition colors in module units, the color phenomenon is mainly caused by the control system is poor, the gray level is not high, low scanning frequency caused.
We ENBON offer a wide variety of indoor and outdoor LED Display for advertising and beyond. Many of our product lines, such as our led strip screen series and led mesh screen series is particularly well adapted for use in outdoor environment, because of their cheap price but high quality and good in practicability
Contact us today to learn more about the options available to you.