Chokutanga pane zvose, ngatinzwisise kuti i-lens inofambira mberi, uye iyo lens classification inogona kutsanangurwa sechinhu chose. Kana iyo yakakamurwa kubva pakatarisana, malenzi anogona kupatsanurwa kuita malenzi akatarisana, bifocal lenzi, uye multifocal lenzi. Progressive multifocal lenses, zvakare ziva ...
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