A Review Of diode laser คือ
A laser diode features a threshold for that provided recent. It doesn't work until The existing exceeds the brink. Underneath the brink Restrict, the laser diode won't emit light-weight but only due to spontaneous emission.มาบอกลาปัญหาเรื่อง กำจัดขน ด้วยเทคโนโลยีเลเ�