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1.56 Bifocal Flat top / Round Top / Blended HMC optical lenses
MaBifocal Lenses magirazi ekuona ane nzvimbo dzekururamisa uye anonyanya kushandiswa kugadzirisa presbyopia. Nzvimbo iyo bifocals inoona kure inonzi nzvimbo yekuona kure, uye nzvimbo inogadzirisa pedyo nenzvimbo yekuona inonzi nzvimbo yekuona iri pedyo uye nzvimbo yekuverenga. Kazhinji, nzvimbo iri kure yakakura, saka inonziwo chidimbu chikuru, uye nzvimbo iri pedyo idiki, inonzi sub slice.
