Tiknoolajiyada nadiifinta laser-ka iyadoo la adeegsanayo garaaca wadnaha sare ee tamarta sare ee laser, lakabka daahan wuxuu isla markiiba nuugi karaa tamarta laser-ka, ka dhigi saliidda, bar daxalaysan ama daahan dusha sare ee uumi-baxa ama kala-goynta, xawaaraha sare si wax ku ool ah uga saara lifaaqyada ama dusha sare daahan on nadiifinta dusha, iyo wakhtiga falku waa garaaca laser aad u gaaban, ma dhaawici doonaa alaabta saldhigga birta ah ee xuduudaha saxda ah.
