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1.59 Photochromic Grey HMC Optical lenses
PC, uas yog hu ua polycarbonate, yog ib hom yas engineering uas tsis ua rau ib puag ncig puas tsuaj. Cov yam ntxwv ntawm cov khoom siv PC: lub teeb yuag, muaj zog cuam tshuam loj, tawv tawv, ntsuas qhov cuam tshuam siab, cov khoom siv kho tshuab zoo, thermoplasticity zoo, kev ua haujlwm rwb thaiv tsev zoo, tsis muaj kuab paug rau ib puag ncig thiab lwm yam zoo. PC siv dav hauv CDVCHD DVD disc, cov khoom siv tsheb, cov khoom siv teeb pom kev zoo thiab cov khoom siv, iav qhov rai hauv kev lag luam thauj mus los, cov khoom siv hluav taws xob, kev kho mob, kev sib txuas lus kho qhov muag, kev tsim cov tsom iav thiab ntau lwm yam lag luam.
