1. Dead leds for the led screens
The dead leds of an LED display screen refers to a single point that appears on the screen as either constantly bright or constantly black. The number of dead centers is mainly determined by the quality of the chip. The lower the dead center, the better the display effect of the display screen will be.
2. Brightness
Brightness has a significant impact on indoor LED display screens. If the brightness is too high, it can damage human vision and harm human health. If the brightness is too low, it can lead to unclear display of the screen image. Generally speaking, the brightness of indoor LED display screens should be between 800cd/㎡ and 2000cd/㎡, and the brightness may vary among different brands of LED display products.
3. Color reproduction
The color reproduction of a display screen refers to the need for the displayed colors to be highly consistent with the colors of the playback source, in order to ensure the authenticity of the image.
4. Flatness
The flatness of the display screen can affect the quality of the displayed image. The surface flatness of the interior LED rental screen box in the industry is maintained within ± 1mm. Local protrusions or indentations on the surface of the box can cause blind spots in the viewing angle of the display screen. The smoothness is determined by the production process, and LED display screen manufacturers should pay attention to this issue during production.
5. Visual angle
The size of the viewing angle of an LED display directly determines the audience of the LED display. The larger the viewing angle, the better, and the wider the audience range. The viewing angle is influenced by the packaging method of LED chips. Therefore, when choosing an indoor LED rental screen, attention should also be paid to the packaging method of the tube core.