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1.59 PC Progressive Blue Dulani magalasi a HMC Optical
Ma lens a PC general resin lens ndi zinthu zolimba zotentha, ndiye kuti, zopangira zake ndi zamadzimadzi, zimatenthedwa kupanga magalasi olimba. Filimu ya PC imadziwikanso kuti "space film", "space film", dzina la mankhwala la polycarbonate, ndi zinthu za thermoplastic.
Lens ya PC imakhala yolimba kwambiri, yosasweka (2cm itha kugwiritsidwa ntchito ngati galasi loletsa zipolopolo), motero amatchedwanso mandala achitetezo. Mphamvu yokoka pa ma kiyubiki centimita imodzi ya PC ndi ma gramu awiri okha, omwe ndi zinthu zopepuka kwambiri zomwe zimagwiritsidwa ntchito pamagalasi pano. Wopanga ma lens a PC ndiye Esilu wotsogola padziko lonse lapansi, zabwino zake zimawonekera mu chithandizo cha lens aspheric komanso kuumitsa chithandizo.
