IsiCwazi
Inguxa ephafuka ukukhanya okuqongisiwe
IsCwazi isilekeleli esikhafuka ukukhanya ngenqubo yokuqongisa ukukhanya esekelwe ekukhafukeni okukhabathisiwe kwemiyonzi yenzubawonga. Isicwazi sokuqala sakhiwa ngowe-1960 ngu Theodore H. Maiman engqalabeni i- Hughes Research Laboratories, esusela emsebenzini ka- Charles Hard Townes beno Arthur Leonard Schawlow
