Complex motion trajectories require high lighting accuracy : In high speed sports such as tennis, the angle error of the lighting fixtures causes the light to interfere with the players’ judgment.

Glare affects performance: Traditional lights are prone to strong glare, which increases the error rate and injury risk of athletes Unsoft/uneven light affects.

Players complain about glare or poor visibility during play : Old metal halide or fluorescent systems often create uneven lighting and harsh glare, especially when the ball is moving fast. Poor visibility leads to missed calls, eye strain, and frustrated athletes.

Players lose sight of the shuttle in the lights : Old or poorly placed lights often create harsh glare and shadows. Since badminton involves looking upward constantly, this leads to discomfort and even lost points when players can’t track the shuttle.