A beam control method is provided in the invention. The beam control method may be applied to a beam control apparatus configured in a car. The beam control method may include the following steps. The beam control apparatus obtains an image. An advanced dr...

An omni wheel including a hub and a roller assembly. The hub includes a disk assembly. The roller assembly includes a plurality of rollers. The plurality of rollers are disposed on the disk assembly. The plurality of rollers each comprise a wider portion a...