Month: April 2018

Gas permeable contact lenses (also known as GP, RGP) are made of a firm, durable plastic that transmits oxygen. They offer excellent eye health: because they don’t contain water like soft lenses do, they resist deposits and are less likely than soft contacts to harbour bacteria. GP contact lenses clean and disinfect easily, don’t dehydrate,…

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Orthokeratology (ortho-k) is the fitting of specially designed gas permeable contact lenses that you wear overnight. While you are asleep, the lenses gently reshape the front surface of your eye (cornea) so you can see clearly the following day after you remove the lenses when you wake up. Only highly “breathable” GP lenses that have…

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