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Amalensi e-HMC Optical e-1.59 PC Bifocal Invisible Photochromic Gray Optical
Njengamanje, kunezinhlobo ezimbili zezinto zelensi emakethe, enye ingilazi, enye i-resin. Izinto ze-resin zihlukaniswe zibe yi-CR-39 kanye ne-polycarbonate (izinto ze-PC).
Amalensi e-Bifocal noma amalensi e-Bifocal angamalensi aqukethe izindawo ezimbili zokulungisa ngesikhathi esisodwa futhi asetshenziswa kakhulu ukulungisa i-presbyopia. Indawo ekude elungiswa yilensi ye-bifocal ibizwa ngokuthi indawo ekude, kanti indawo eseduze ibizwa ngokuthi indawo eseduze nendawo yokufunda. Ngokuvamile, indawo ekude inkulu, ngakho-ke ibizwa nangokuthi ifilimu eyinhloko, kanti indawo eseduze incane, ngakho-ke ibizwa ngokuthi ifilimu encane.
