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What Are Different Types Of Contact Lenses Available?

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O- Lens
What Are Different Types Of Contact Lenses Available?

Contact lenses are the lightweight corrective, cosmetic or therapeutic device which is placed directly into the cornea of the eye. Contact lenses provide benefits related to appearance and practicality. Every person nowadays chooses the contact lenses over the eyeglasses. It provides a wider field of vision, and they are more suitable for a number of sporting activities.

Contact lenses also vary according to construction material, wear time, replacement schedule, and design. They are known as medical devices in the medical term. You can also Buy Coloured Contact Lenses as they are used as a cosmic product by many people.

Types of contact lens:

Soft Contact Lenses

They are of soft flexible plastics that allow oxygen to pass through the cornea. Also these are easier to adjust to and are more comfortable than rigid gas permeable lenses.

Rigid Gas Permeable (RGP) Contact Lenses

These Contact Lenses are known for durability and resistant and are less expensive over the life of the lens also; last longer than soft contact lenses. These lenses are easy to handle and less likely to tear. Also, they are comfortable initially soft contact and take a few weeks to get you used to wear them.

Extended Wear Contact Lenses

Theses lenses wearied overnight or for continuous wear ranging from one to six nights or up to 30 days. These are soft contact lenses and they made of flexible plastics that allow oxygen to pass through to the cornea. There are also very few rigid gas permeable lenses that are designed and approved for overnight wear.

Disposable (Replacement Schedule) Contact Lenses

The majority of soft contact lens wearers have prescribed some type of frequent replacement schedule. “Disposable,” is defined by the FDA, means use once and discarded. Daily wear disposable schedule and brand new pair of lenses is used each day. Some of the soft contact lenses are referred to as “disposable” by contact lens sellers, but actually, they are for frequent/planned replacement.

Specialized Uses of Contact lenses

Conventional contact lenses correct vision by the same way that glasses do, only they are in contact with the eye. Two types of lenses are orthokeratology lenses and decorative (Plano) lenses.

Orthokeratology (Ortho-K)

Orthokeratology, or Ortho-K, is a lens fitting procedure uses designed rigid gas permeable (RGP) contact lenses to change the curvature of the cornea to temporarily improve the eye’s ability to focus on objects. This procedure is primarily used for the correction of myopia (nearsightedness).

The vision correction effect is temporary. If Ortho-K is discontinued, the corneas will return to their original curvature and the eye to its original amount of nearsightedness. The lens must continue to be worn every night or on some other prescribed maintenance schedule in order to maintain the treatment effect. Your eye care professional will determine the best maintenance schedule for you.

Also, the Lens Colors matters some people like to wear color lens as it’s the new fashion cosmic, many brides as well as actors use these. They have become like our clothes which must be changed. Also, these lenses are available in various colors.

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