Sunday, October 04, 2009

Contact Lens Washer Online

Contact lenses are small glass discs which are used to correct eye sight problems. Eye sight problems usually include vision problems in which the patient is not able to view things properly. the blurred view is often caused by the contraction of eye cornea. Other eye sight problems include refractive errors of eyes medically known as persbyopia and astigmatism. Contact lenses are also prescribed to those who had eye surgery due to cataracts. This article entails an overview of contact lenses, its types, and detailed discussion on how to cleanse and wash them.

Contact lenses- Types and classification
With the advent of technology, the manufacturing of contact lenses has improved a lot. Contact lenses are now available in various types. These different types are manufactured by keeping in view the different needs of persons with different lifestyles. The main classification of contact lenses is based upon the time period for which they can be used. It includes the extended-wear and daily-wear contact lenses. Daily-wear contact lenses can be used for a time span of 24 hours while extended-wear can be used for as long as one month.