What is the oxygen permeability of contact lens

 Oxygen permeability: The oxygen permeability of different Progressive Reading Glasses lenses varies greatly. Center thickness <0.04~0.06mm low water content, center thickness 0.06~0.10mm medium water content, and center thickness 0.15~0.20mm high water content Women's Progressive Reading Glasses lens can provide enough oxygen for daily wear. If the cornea is in a hypoxic metabolic state, it will cause complications over time, so avoid wearing contact lenses while sleeping. Contact Progressive Glasses Online lenses should not be worn during menopause. After menopause, women are prone to a type of dry eye disease due to decreased estrogen production, because contact Cheap Progressive Glasses lenses have a fatal weakness in preventing tear exchange. Therefore, if forced to wear it, it will cause foreign body sensation in the eyes, and even wear the cornea and damage the vision.