gas-permeable lens

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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 lens
See also: lens
References in periodicals archive ?
Designed to provide the crisp optics of a GP lens combined with wearing comfort that rivals soft lenses, hybrid contact lenses also are available for more common conditions, such as astigmatism and nearsightedness.
Menicon America Rolls out GP Lens Care System II-42
In 1996, Lippert played an integral role in the acquisition of a local Phoenix GP lens manufacturing lab that brought about the company's move to a new 21,000-square-foot facility.