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| Lens Types | Advantages | Disadvantages |
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Rigid gas-permeable (RGP) Made of slightly flexible plastics that allow oxygen to pass through to the eyes. |
Excellent vision... short adaptation period... comfortable to wear... correct most vision problems... easy to put on and to care for... durable with a relatively long life... available in tints (for handling purposes) and bifocals. | Require consistent wear to maintain adaptation... can slip off center of eye more easily than other types... debris can easily get under the lenses... requires office visits for follow-up care. |
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Daily-wear soft lenses Made of soft, flexible plastic that allows oxygen to pass through to the eyes. |
Very short adaptation period... more comfortable and more difficult to dislodge than RGP lenses... available in tints and bifocals... great for active lifestyles. | Do not correct all vision problems... vision may not be as sharp as with RGP lenses... require regular office visits for follow-up care... lenses soil easily and must be replaced. |
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Extended-wear Available for overnight wear in soft or RGP lenses. |
Can usually be worn up to seven days without removal. | Do not correct all vision problems... require regular office visits for follow-up care... increases risk of complication... requires regular monitoring and professional care. |
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Extended-wear disposable Soft lenses worn for an extended period of time, from one to six days and then discarded. |
Require little or no cleaning... minimal risk of eye infection if wearing instructions are followed... available in tints and bifocals... spare lenses available. | Vision may not be as sharp as RGP lenses... do not correct all vision problems... handling may be more difficult. |
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Planned replacement Soft daily wear lenses that are replaced on a planned schedule, most often either every two weeks, monthly or quarterly. |
Require simplified cleaning and disinfection... good for eye health... available in most prescriptions. | Vision may not be as sharp as RGP lenses... do not correct all vision problems... handling may be more difficult. |
Newly Added
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$44.99
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$119.99
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$44.99
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$26.99
