2023-06-10 15:16:26
Contact lenses, also called contact lenses, are small structures optics that are placed directly on the cornea to ensure corrected vision. But, it is always necessary to respect the rules of use in order to avoid any ocular infection.
1. What eye conditions can be corrected by contact lenses?
Contact lenses provide better vision than prescription glasses. They can be prescribed by the ophthalmologist to correct eye disorders such as myopia, hypermetropia, astigmatism, aphakia, keratoconus…etc.
THE glasses There are two types of contact, flexible or rigid. They correct myopia or hyperopia. Nevertheless, the lentils toric contacts that have radii of curvature on the anterior surface, can be used in people who suffer from significant astigmatism. They are often effective however require specialized manufacturing.
There are also contact lenses that are used to correct presbyopia. They are bifocal or multifocal and are very useful, but their adaptation is long and linked to the difficulty of an optimal alignment.
However, contact lenses are not sufficient mechanical protection once morest contusive or penetrating lesions of the eyeball, unlike eyeglasses!
2. The rules of use when wearing contact lenses
Wearing contact lenses is not at all trivial. It is important to follow a few hygiene rules in order to avoid any eye infection.
- Before handling your lenses, wash your hands well with soap and water.
- Respect the lens wearing time, which appears in the instructions, and do not exceed 4 hours.
- Rinse your lenses with a suitable cleaning product following each use.
- Keep your lenses in a regularly cleaned case and change them every 3 months.
- Finally, if you notice an abnormal sign (redness of the eyes, excessive tearing, itching, etc.), remove your lenses and consult a specialist quickly.
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