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gas-permeable lens
gas-permeable lens n (Medicine) a contact lens made of rigid plastic that is more permeable to air than a standard hard lens. Abbreviation: GP Compare hard lens, soft lens EncyclopediaSeeGPgas-permeable lens
gas-permeable lens Abbreviation: GP lens A contact lens that allows oxygen to pass through it, enhancing eye health, lens durability, and comfort. Gas permeability derives from the incorporation of silicone in lens plastic. GP lenses are used to manage visual conditions such as astigmatism, keratoconus, and presbyopia. Synonym: rigid gas-permeable lensSee also: lens |