Pofuna kuchepetsa zinyalala za pepala, masitolo akuluakulu ambiri amayamba kuyambitsa makina ojambulira a UV laser kuti adziwe zambiri za zipatsozo. Poyerekeza ndi kugwiritsa ntchito zomata pamapepala, kusunthaku kumatha kuchepetsa ndi matani 10 a pepala ndi matani 5 a zomatira.