Bent or broken needles are an inevitable problem in circular knitting machines, leading to wasted fabric. Therefore, a precise and reliable device is needed to detect these needle faults and increase production efficiency by issuing a reliable stop command when faults occur. To empower the circular knitting industry, KnitNeedle Joula Laser Needle Controller has developed a knowledge-based product that accurately detects bent or broken needles using state-of-the-art LIDAR technology.