Something about Contact Lenses
February 23rd, 2010Contact Lenses are invented in recent years and are kind of hi-tech protect. More and more patients consider them as one of their best choice. With people love, the businessmen are trying to produce more fashionable contact lenses. As the customer, we have to grasp some knowledge about contact lenses in order to contribute to the purchase of them.
Some businessmen concentrate on the thickness of the lenses that they do their utmost on make the lenses thinner. We may think the thinner the lenses are, the more comfortable we may feel, because our eyes may not feel there is something in their eyes. But in fact, not all thin contact lenses are good, even there is some people are fit for thin contact lenses. In theory, thin contact lenses have good quality of soaking oxygen. Your eyes will have more oxygen. So they are suitable for people whose eyes are lacking oxygen. But the thinner the contact lenses are, the faster will the moisture disappear. So thin contact lenses are not good for people whose eyes are lack of moisture. On the other hand, since the contact lenses are thin, which makes it more difficult to put on and remove the contact lenses. The longevity of contact lenses will be short. In conclusion, the best suggestion is to ask your doctor whether you are suitable for the thin contact lenses.
There are some other tips. You should not wear contact lenses when you are swimming, or bacteria may go into your eyes; Do your makeup after you have put on your contact lenses; Do not sleep with your contact lenses on because your cornea need more oxygen when you are asleep; Your vision will not be worse after you put on the contact lenses when compared to wearing the prescription glasses; Pregnant women should not wear contact lenses; The diopters of contact lenses should be less than the diopters of prescription glasses.
When you first begin to wear contact lenses, the time span for the first day will be less than 4 hours. The second day should be less than 6 hours. The third day is less than 8 hours and so on. Following this process, you will not feel too much uncomfortable. If your contact lenses are colored, the hours should be lessening too.
Whenever you feel there is something uncomfortable, you are easily to weep or have red-eyes, you are suppose to take off the contact lenses and it is better for you to go to have some checkups.
After you have read this knowledge, you have some understandings of contact lenses. Hope you can make better use of contact lenses and own health eyes.
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