When purchasing a small-pitch LED display, you can consider the following aspects: 1. "Low light and high gray" is the premise An important criterion for judging high-quality small-pitch LED screens is to achieve the technical indicators of "low brightness and high gray". In actual purchase, users can follow the principle of "the more brightness levels that can be recognized by the human eye, the better". 2. When selecting the point spacing, pay attention to the balance of "effect and technology" The dot pitch of the purchased product is not as small as possible. Users can make a simple calculation through the best visual distance = dot pitch/0.4~0.8, and they should comprehensively consider their own cost, demand, application range and other factors. 3. When choosing the resolution, pay attention to the collocation with the "front-end signal transmission equipment" Users want to build the best small-pitch LED display system. While pay...