First, the brightness: Brightness of the indoor LED display a great impact, high brightness easily damage human vision, endanger human health, brightness is too low will lead to LED display image is not clear. In general, the indoor LED display brightness to 800cd / ㎡-2000cd / ㎡ appropriate, different brands of LED display products, the brightness is also different.
Second, the viewing angle: LED display viewing angle directly determines the size of the LED display audience how much. The larger the viewing angle the better, the audience will be more broad, viewing angle LED die package by the way. Therefore, the choice of indoor rental LED display also pay attention to the die package.
Third, the flatness: flatness LED display will affect the quality of the display image. Indoor rental LED display of the cabinet surface roughness are maintained within ± 1mm, the surface of the cabinet partially raised or recessed led to the viewing angle of the display appears dead. The quality of flatness is determined by the production process, LED display manufacturers in the production should pay attention to this issue.
Fourth, the color reproduction: LED display on the color reproduction refers to the color of the display screen to keep the same color with the source, so as to ensure the authenticity of the image.