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1.59 PC Bifocal Invisible Photochromic Gray HMC Optical lenses
Parizvino, kune mhando mbiri dzezvinhu zvemalenzi zviri pamusika, imwe igirazi, imwe iresin. Zvinhu zveresin zvakakamurwa kuita CR-39 nepolycarbonate (zvinhu zvePC).
Magirazi eBifocal kana kuti magirazi eBifocal magirazi ane nzvimbo mbiri dzekugadzirisa panguva imwe chete uye anonyanya kushandiswa kugadzirisa presbyopia. Nzvimbo iri kure inogadziriswa negirazi reBifocal inonzi nzvimbo iri kure, uye nzvimbo iri pedyo inonzi nzvimbo iri pedyo nenzvimbo yekuverenga. Kazhinji, nzvimbo iri kure yakakura, saka inonziwo firimu guru, uye nzvimbo iri pedyo idiki, saka inonzi sub-film.
