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Amalensi e-Optical e-Bifocal Blue Cut angu-1.56
Njengoba igama lisho, isibuko se-bifocal sinokukhanya okubili. Ngokuvamile, sisetshenziselwa ukubona ibanga, njengokushayela nokuhamba ngezinyawo; Okulandelayo ukubona ukukhanya okuseduze, ukubona okuseduze, njengokufunda, ukudlala ifoni ephathekayo njalonjalo. Lapho ilensi ye-bifocal isanda kuphuma, yayibhekwa njengezindaba ezinhle kubantu abane-myopia + presbyopia, okuqeda inkinga yokukhetha nokugqoka njalo.
Ilensi ye-bifocal isuse inkinga ye-myopia kanye ne-presbycusis, i-pick and wear evame ukubonwa, intengo nayo ishibhile.
