]Mgbe ị na-eji igwe na-egbutu laser, a na-achọ nyocha nlekọta mgbe niile yana nlele oge ọ bụla ka enwere ike ịchọta nsogbu ma dozie ngwa ngwa iji zere ohere nke ọdịda igwe n'oge arụ ọrụ, na iji gosi ma akụrụngwa na-arụ ọrụ nke ọma. Yabụ kedu ihe ọrụ dị mkpa tupu agbanwuo igwe ịcha laser? E nwere isi ihe anọ: (1) Lelee ihe ndina lathe dum; (2) Lelee ịdị ọcha nke oghere; (3) Coaxial debugging nke laser ọnwụ igwe; (4) Lelee laser ọnwụ igwe chiller ọnọdụ.