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1.59 PC Progressive Blue Sika HMC iilensi Optical
Ilensi yePC ngokubanzi zizinto ezishushu eziqinileyo, oko kukuthi, imathiriyeli ekrwada ilulwelo, ifudunyezwe ukwenza iilensi eziqinileyo. Ifilimu yePC yaziwa nangokuthi "ifilimu yendawo", "ifilimu yendawo", igama lekhemikhali yepolycarbonate, yimathiriyeli ye-thermoplastic.
Ilensi yePC inokuqina okuqinileyo, ayophukanga (i-2cm ingasetyenziselwa iglasi yokukhusela iimbumbulu), ngoko ikwabizwa ngokuba yi-lens yokhuseleko. Umxhuzulane okhethekileyo ngecubic centimeter yePC lens yi-2 grams kuphela, eyona nto ilula kakhulu esetyenziselwa iilensi okwangoku. I-PC lens umenzi ngu-Esilu ohamba phambili kwihlabathi, iingenelo zayo zibonakaliswa kwi-lens yonyango ye-aspheric kunye nonyango olunzima.
