Poyerekeza ndi njira yachikhalidwe yodulira magalasi yomwe tatchula kale, njira yodulira magalasi a laser yafotokozedwa. Tekinoloje ya laser, makamaka laser yachangu kwambiri, tsopano yabweretsa zabwino zambiri kwa makasitomala. Ndiosavuta kugwiritsa ntchito, osalumikizana popanda kuipitsidwa ndipo nthawi yomweyo imatha kutsimikizira kupendekera kosalala. Ultrafast laser pang'onopang'ono ikugwira ntchito yofunika kwambiri pakudula bwino kwambiri mugalasi.