Indorerwamo za Bifocal
Hamwe n'igice kiri mu gice cyo hasi cy'ikirahure, ikirahure cy'amaso gifite impande ebyiri kigaragaza imbaraga ebyiri zitandukanye zo kureba, ziha abarwayi ubushobozi bwo kureba neza hafi na kure.
Ibipimo
Impamvu iyo ari yo yose ukeneye imiti yo gukosora amaso hafi, bifocals zose zigira uruhare rumwe. Igice gito mu gice cyo hasi cya lens kirimo imbaraga zikenewe kugira ngo ukosore amaso yawe hafi. Igice gisigaye cya lens akenshi kiba ari icyo kureba kure. Igice cya lens cyagenewe gukosora amaso hafi gishobora kuba kimwe mu bintu byinshi.
Andika ubutumwa bwawe hano hanyuma ubwoherereze
