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March 12, 2008 | rjlever | Comments 0

More Options For Your Astigmatism

Having the sense of sight is an incredible thing since it helps us see color, view beautiful scenery, read our favorite books, and so much more. However amazing our gift of eyesight is, many of us actually suffer from visual impairments. They range from mild to extreme. Since astigmatism is common, many treatments have been developed to correct it. One of the most preferred method of correction is the contact lens.

Why wear contact lenses?

Contact lenses have long been preferred over eyeglasses in many cases. First, contact lenses are convenient. When you wear them, you won’t have any problems with fogging or having to take them on and off several times when you need to see near or far. Also, contact lenses can be aesthetically pleasing, where no one will be able to tell that you’re wearing corrective lenses.

What are the types of contact lenses available for astigmatism?

First of all, the special lenses made for astigmatism are called toric contact lenses. These lenses contain two powers that are made with curvatures at various angles. One curvature is made for astigmatism, and the other for myopia, which in most cases accompany astigmatism. Furthermore, toric lenses have mechanisms to keep the lens steady on your eye when movement or blinking is involved. Extreme clarity is also offered by toric contact lenses, as these are unable to rotate on the eye.

There are lenses that can decrease your eye’s spherical aberration, which goes alongside myopia and astigmatism. Those who need better and clearer vision—when toric lenses aren’t preferred—can use these lenses.

If you have mild astigmatism, a regular spherical RGP or spherical soft lens can be suitable. When you wear an RGP, your cornea will do some of the fixing for your mild astigmatism. This means that, to some point, it will naturally conform to the shape of the lens.

On the other hand, soft contact lenses may be fitted to your eye with higher-powered spherical soft lenses. However, this varies from one individual to another. Because of this, you may need to go through many fittings before finding the right one.

With the incredible functions of the toric contact lens, you may expect it to be limited when it comes to aesthetics and convenience. However, there are now toric contact lenses that are disposable, colored, and multifocal.

How do I care for contact lenses designed for astigmatism?

Contact lenses designed for astigmatism requires just about the same type of care when it comes to regular contact lenses. Before handling or cleaning your contacts, always wash, rinse and dry your hands well. When cleaning, use products specifically designed for the kind of contact lenses you have. Or better yet, follow the instructions given to you by your eye care professional. When you’re done using your lenses, take them out before you sleep to prevent infection. Finally, replace lenses when required.

This is not to be taken as medical advice. Visit an eye care professional if you’re thinking of correcting your astigmatism with contact lenses.

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