What are the requirements for stadium lighting?

‌1. Illumination requirements‌:
The lighting of sports venues needs to be divided into different levels according to the use requirements, and each level corresponds to different illumination standards. For example, the illumination requirements of football fields gradually increase from 200lx to 2000lx‌1 from amateur training to HDTV high-definition broadcasting. The illumination of basketball halls for entertainment and fitness is 300lx, while the illumination for professional competitions needs to reach 750lx‌23. These illumination standards ensure that the use needs of various personnel such as athletes, referees and spectators are met, especially when there is a TV broadcast, the lighting requirements of the TV broadcast must also be met‌.

‌2. Glare control‌:
Glare is an issue that requires special attention in sports lighting. Excessive glare values ​​can cause visual discomfort and reduce the visibility of objects. Long-term exposure to glare may even cause visual health problems. Therefore, the lighting design of sports venues needs to strictly control the glare value to ensure that it is within the specified range. For example, the glare value of indoor venues should generally be less than 30, and the glare value of outdoor venues should be less than 50‌.

‌3. Lighting uniformity‌:
Lighting uniformity is crucial to the lighting effect of sports venues. It requires that the lights are evenly distributed in the competition venue to avoid uneven brightness. This helps athletes better judge the game situation, improve the quality of the game and the viewing experience of the audience.

‌4. Light source selection‌:
The lighting source of the sports venue needs to be selected according to factors such as the venue type, usage requirements and installation conditions. Common light sources include high-hanging fluorescent lamps, high-efficiency LED floodlights, metal halide lamps, etc. These light sources should have suitable color temperature, good color rendering, high light efficiency, long life and stable ignition and photoelectric characteristics‌.