kontaktlinse

Kontaktlinse, also known as contact lenses, are thin lenses placed directly on the surface of the eye to correct vision or for cosmetic purposes. They are a popular alternative to eyeglasses for many individuals.

Contact lenses work by refracting light before it enters the eye, much like eyeglasses, to adjust the eye's focal point. This allows for clearer vision for conditions such as myopia (nearsightedness), hyperopia (farsightedness), astigmatism, and presbyopia.

There are various types of contact lenses available, including soft lenses, rigid gas permeable (RGP) lenses, and hybrid lenses. Soft lenses are made from flexible plastic materials and are generally comfortable for most wearers. RGP lenses are firmer and provide sharper vision for some individuals, especially those with significant astigmatism, but may require a longer adaptation period. Hybrid lenses combine a rigid center with a soft skirt for the benefits of both types.

Contact lenses can be worn daily, replaced every two weeks or monthly, or be daily disposables that are thrown away after a single use. Proper care and hygiene are crucial to prevent eye infections and complications. This typically involves cleaning and storing lenses in a disinfecting solution as recommended by an eye care professional.

An eye examination by an optometrist or ophthalmologist is necessary to determine the correct prescription, lens type, and fitting for individual eyes. Wearing ill-fitting or improperly cared-for contact lenses can lead to serious eye problems.