WHAT DOES เลเซอร์ MEAN?

The optical bandwidth of a pulse can't be narrower when compared to the reciprocal of the pulse width. In the case of extremely short pulses, that implies lasing in excess of a substantial bandwidth, quite Opposite towards the incredibly narrow bandwidths normal of CW lasers.ไม่ต้องพักฟื้นนาน: การทำเล