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Magalasi a 1.59 PC Progressive Blue Cut HMC Optical
Magalasi a PC general resin lens ndi zinthu zotentha zolimba, ndiko kuti, zopangira zimakhala zamadzimadzi, zotenthedwa kuti zipange magalasi olimba. Filimu ya PC imadziwikanso kuti "filimu yamlengalenga", "filimu yamlengalenga", dzina la mankhwala la polycarbonate, ndi zinthu zotentha.
Lenzi ya PC ili ndi kulimba kwamphamvu, sikusweka (2cm ingagwiritsidwe ntchito ngati galasi lopanda zipolopolo), kotero imatchedwanso lenzi yotetezeka. Mphamvu yokoka pa sentimita imodzi ya cubic centimeter Lenzi ya PC ndi magalamu awiri okha, chomwe ndi chinthu chopepuka kwambiri chomwe chimagwiritsidwa ntchito popanga lenzi pakadali pano. Wopanga lenzi ya PC ndiye Esilu wotsogola padziko lonse lapansi, zabwino zake zimawonekera mu chithandizo cha aspheric cha lenzi ndi chithandizo cholimbitsa.
