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1.59 PC Bifocal Invisible Buluug gooyay HMC muraayadaha indhaha
Muraayadaha bifocal ama lenses bifocal waa muraayado ka kooban laba goobood oo sixid isku mar ah waxaana inta badan loo isticmaalaa in lagu saxo presbyopia. Meesha fog ee lenska laba-geesoodka ah lagu saxo waxa lagu magacaabaa aagga fog, aagga u dhowna waxa loo yaqaannaa aagga u dhow iyo goobta akhriska. Sida caadiga ah, gobolka fogfog waa weyn yahay, sidaas darteed waxaa sidoo kale loo yaqaan filimka ugu weyn, iyo gobolka u dhow waa yar yahay, sidaas darteed waxaa loo yaqaan 'sub-film'.
