Disclosed are a quantity regulating module of an automatic tablet dispenser, and a tablet dispensing method thereof, which are capable of automatically packing various-shaped tablets, and accurately, rapidly and cleanly controlling supplying of tablets without missing any. The system includes a mask holding system, a mask force device, and a support transport device. A line tension warning system activates when the sensed line tension exceeds a threshold set by the fisherman. The polarized beamlets comprise a plurality of desired beamlets corresponding to the desired wavelength components of the input beam and a plurality of unwanted beamlets corresponding to the unwanted wavelength components of the input beam.