Product detailsIs a class of optical products/frame, for the eyes of presbyopia people used glasses, belongs to a convex lens. Reading glasses are mainly to meet the needs of people?Reading glasses are used for? people to supplement eyesight, it has the optical index that a lot of national standard mirror, also have a few special use rules. It is the same as regular sunglasses, and customers can judge whether it is suitable to buy by the style and color alone.Is a class of optical products/frame, for the eyes of presbyopia people used glasses, belongs to a convex lens. Reading glasses are mainly to meet the needs of people?Reading glasses are used for? people to supplement eyesight, it has the optical index that a lot of national standard mirror, also have a few special use rules. It is the same as regular sunglasses, and customers can judge whether it is suitable to buy by the style and color alone.Is a class of optical products/frame, for the eyes of presbyopia people used glasses, belongs to a convex lens. Reading glasses are mainly to meet the needs of people?Reading glasses are used for? people to supplement eyesight, it has the optical index that a lot of national standard mirror, also have a few special use rules. It is the same as regular sunglasses, and customers can judge whether it is suitable to buy by the style and color alone.