Generally speaking, the brightness and contrast of LED display screens are as follows:

brightness

The brightness of the LED display is usually used to measure the luminous intensity of the LED lamp, and the unit is cd/m². This brightness is usually between 1000 and 10000 cd/m², which can meet the needs of different occasions.

contrast

The contrast ratio of the LED display is usually used to measure the difference between the luminous intensity and brightness of the LED lamp, and the unit is: 1000000:1. This contrast ratio is usually between 10000:1 and 100000:1, which can meet the needs of different occasions.

In short, the brightness and contrast ratio of LED display screens are as follows: 1000-10000 cd/m² and 10000:1. When choosing an LED display, it is recommended to choose the appropriate brightness and contrast according to the actual situation to meet the best use effect and occasion.