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1.56 Bifocal Flat top / Gburugburu Top / Ngwakọta anya HMC anya
Lenzi Bifocals bụ lenzi anya nke nwere ma mpaghara mmezi ma a na-ejikarị ya eme ihe maka mmezi presbyopia. A na-akpọ ebe bifocals na-edozi ọhụụ anya anya anya, a na-akpọkwa mpaghara nke na-edozi mpaghara anya anya nso ebe ọhụụ na ebe ọgụgụ. Ọtụtụ mgbe, mpaghara anya na-ebu ibu karịa, ya mere a na-akpọkwa ya isi iberibe, ebe dị nso na-adịkwa obere, nke a na-akpọ obere iberibe.
