Makina oyeretsa a laser nthawi zambiri amakhala ndi moyo wautali, bola kuti asungidwa bwino ndipo amagwiritsidwa ntchito moyenera.
Komabe, pafupifupi, makina oyeretsedwa bwino amatha zaka 5 mpaka 10 mpaka 10}.
Kuphatikiza apo, kugwirira ntchito pafupipafupi ndi kukonza kumatha kuthandiza kufalitsa makina oyeretsa a laser, kuonetsetsa kuti ikupitiliza kugwira ntchito yabwino kwa zaka zambiri kuti abwere {}}