Friday, December 25, 2009

Vertex Toric Contact Lenses Offer High Stability And Wearing Comfort

By David Long

Astigmatism sufferers wanting a more comfortable and fresh-feeling disposable lens with a frequent replacement schedule may want to consider Vertex Toric contact lenses from CooperVision. These lenses have the convenience of either daily or extended wear of up to 7 days before replacement.

People who suffer from astigmatism have corneas shaped more like a football than a sphere. This shape distorts vision by causing light rays to scatter diffusely instead of landing on the retina. Vertex Toric lenses compensate for this by being specially manufactured to behave as a refracting surface when placed on the eye, which re-focuses light rays correctly on the retina. When that happens, you end up with crisp and clear vision once again.

A high moisture level keeps lenses feeling comfortable. These eye contacts are made of methafilcon A, a hydrophilic (water-loving) substance comprised of 55 percent water when fully hydrated. Such a high moisture content keeps the lenses feeling great for as long as you wear them.

Something else that makes Vertex Toric lenses particularly comfortable when worn is the manner in which they are constructed. They are manufactured using a patented technology called UltraSync, a process that produces a perfect edge on each lens. This leads to excellent stability, less rotation, and consistently outstanding comfort with each new pair.

These eye contacts also lend themselves to easy handling. CooperVision uses a very light blue tint on each lens that allows you to see and handle it clearly, yet is invisible while worn. That will save you a lot of time, since you will easily find a lens you dropped, removed for disinfection, or are about to place on your eye.

Vertex Toric lenses require frequent replacement, and only your eye doctor can determine the best replacement schedule for you. It will typically be 1 to 2 weeks between replacements for this brand.

You must also consult with your vision care provider if you think you will use these lenses for extended wear. Not everyone can tolerate this kind of wearing schedule, and you may not either. People have different medical needs, and some people could suffer harmful side effects from extended wear. Only your doctor can tell you for sure.

If a flexible wearing and replacement schedule meets your needs, then give Vertex Toric contact lenses a try. Weekly to bi-weekly replacement keeps your lenses feeling fresh and clean, while their high moisture level and cutting-edge design ensure you will love your lenses every minute you are wearing them.

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