Polycarbonate twb paub txog nws lub zog tshwj xeeb thiab kev cuam tshuam tsis zoo, tab sis thaum koj ntxiv cov txheej tawv tawv, nws dhau los ua qhov sib txawv ntawm kev ua tau zoo. Hard-coated polycarbonate yog tsim los tiv thaiv khawb, tshuaj lom neeg, thiab UV puas, ua rau nws mus rau cov khoom siv rau cov neeg siab phem.