Contact lenses are small plastic discs shaped to correct a vision problem such as nearsightedness, farsightedness, presbyopia and astigmatism. These are the errors of refraction. You can also by persons who have undergone cataract surgery.

Properties of contact lenses

soft and hard – - The glasses are made of different materials and come in a variety of designs and colors. These include disposable, colored, astigmatic, aphakic, presbyopic lenses and keratoconus. The first implementation and monitoring of care are important elements of the use of contact lenses to the maximum benefit from the vision, appearance, comfort and integrity of the tissue type.

An old lens that can be unpleasant is developing deposits on the lens, scratches or nicks in the glass, or problems with the tears lubricating the surface of the lens. People are different over time, a particular lens is comfortable and good looking lens extends the life of a lens. After the lenses are often replaced due to the rapid formation of protein deposit or other problems should be considered a good reason, disposable lenses.

How to Care for Your Contact Lenses

Leave your drink unattended. When not in use, keep, them in the appropriate container with the cleaning solution. An atmosphere of dust and chemical fumes can damage your lenses, if not discovered.

The greater hygiene must be maintained such as contact lenses are in direct contact with eyes. Always wash your hands before handling your lenses.

Sterilization of your daily goal is a must for users of soft contact lenses. Sterilization refers to the lens cleaning with cleaning solution needs to be sold with the lenses.

Contact lens allergy />
A common cause of allergy is a preservative in contact lens solutions. Thimerasol presevation was often in the past, but uses serious allergy problems. Now, benzalkonium chloride and EDTA are common preservatives in contact lens solutions. If you develop an allergy or sensitivity to these substances, the symptoms of allergy (redness, itching, discharge) grow, especially if the target is inserted, or if eye drops these preservatives are used.

Soft contact lenses with impaired surface to avoid repeating the failure surface and the restoration of the integrity of the optical surface. This study will extend the effectiveness of the high hydrophilic highlight soft contact lenses in the management of surface disorder.

Have dry eyes or problems with the cornea. People who have Sjogren’s syndrome (a condition that a lack of tears and dry eyes caused) are often unable to wear contact lenses. People who have chronic or recurrent infections or ulcers on the cornea may have wear contact lenses.

The use of contact lenses can lead to problems such as eye infections, allergic reactions to care product solutions and deposit on the lenses, redness of the eyes, scratched cornea, changing the shape of the cornea and the structure and the abnormal growth of blood vessels in the cornea clearly evident. Ask your eye doctor immediately if burning, pain or extreme sensitivity or blurred vision.


Contact lens