silicone hydrogel contact lens


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Related to silicone hydrogel contact lens: contact lens care

silicone hydrogel contact lens

Abbreviation: SH lens
A soft, extended-wear contact lens designed to improve the delivery of oxygen to the corneal epithelium. Depending on their design specifications, such lenses may be worn 6 to 30 days and nights consecutively.
See also: lens
References in periodicals archive ?
However, it is still wise to keep track of this, as a reduction in wearing time for a silicone hydrogel contact lens wearer is a great Indicator that something is going wrong.
In vitro studies have shown that wettability of conventional and silicone hydrogel contact lens materials is significantly influenced by the composition of the care regime that they are exposed to.
DAVID THOMAS Contact Lenses (DTCL) this week began offering a new C2 Multifocal Silicone Hydrogel contact lens from Precilens, a leader in the specialty contact lens market in France.
The silicone hydrogel contact lens material Lotrafilcon B demonstrates resistance to deposits owing to which of the following features?