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Lens-Top/Round-top Bifocal Lens
Ana iya kiran ruwan tabarau bifocal ruwan tabarau mai manufa da yawa.Yana da fage daban-daban na hangen nesa guda 2 a cikin ruwan tabarau ɗaya da ake iya gani.Mafi girman ruwan tabarau yawanci yana da takardar sayan magani da ake buƙata don gani don nisa.Duk da haka, wannan kuma na iya zama takardar sayan magani don amfani da kwamfuta ko tsaka-tsaki, kamar yadda za ku kasance a kai a kai idan kun duba ta wannan ɓangaren ruwan tabarau. Ƙarƙashin ɓangaren, wanda ake kira taga, yawanci yana da takardar sayan karatun ku.Tun da gabaɗaya kuna kallon ƙasa don karantawa,...