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1.56 Blue Cut Photochromic Grey HMC anya anya m
Igwefoto bụ ihe na-ahụ anya nke nwere otu akụkụ ma ọ bụ karịa nke ejiri ihe anya dị ka iko ma ọ bụ resin mee elu. Mgbe emechara ya, a na-agbakọtakarị ya n'ime ugogbe anya nwere oghere iko iji mezie ọhụụ onye ọrụ wee nweta ebe ọhụụ doro anya.
Ọkpụrụkpụ nke oghere na-adabere na ntugharị refractive na ogo nke oghere. Igwe anya myopic dị gịrịgịrị n'etiti ma buru ibu n'akụkụ ya, ebe anya anya hyperopic dị iche. Na-emekarị ka ogo dị elu, ka oghere na-abawanye; N'ihe dị elu nke ndezigharị ntugharị, ka oghere ahụ dị gịrịgịrị
