The contact lenses are also known as corneal contact lenses, because of better optical result, the contact lenses are suitable for the crowd who have high anisometropia, monocular aphakia, and corneal irregular astigmatism and others. Especially those with serious eyeglasses myopia, and those who are not suitable for wearing frame glasses, such as actors, athletes, restaurant waiters and so on.

One of contact lens' advantages is its ability to show people's natural beauty, so it is very popular among people. Currently, the number of people wearing contact lenses are growing in the world, to a certain extent, it has been gradually replaced ordinary glasses. The main contact lenses material content and its material basic function are the same in different contact lenses makers.

PAMN, hard contact lenses material, is used in the earliest period, but now soft contact lenses are often used by people in the market. Made of HEMA, soft contact lens has certain breathability and high moisture content, so it is comfortable to put it on. Abandon stealth eyes do not mean the traditional kind of eye lens appears obvious discomfort or sediments from the contact lenses when necessary to abandon the use of the most secure, but the cost is higher. Another semi-rigid glasses online glasses mainly use fluorine-containing silica gel, and are characterized by high permeability and good optical effect, and life is up to 3 to 5 years.

Eyes should be check before using lenses, people who are suffering from trachoma, keratitis, conjunctivitis, hypertension, diabetes, endocrine disorders and other diseases, as well as minor children should not wear lenses. All kinds of contact lenses, especially soft lenses, are easily adsorbed sediments due to electrostatic interaction. A lot of sediments on the lenses will not only change the performance of the lenses, but also cause complications of the eyes, such as corneal edema, corneal infection, conjunctivitis, acute and chronic ocular hyperemia. Therefore, people who wear contact lenses should have a certain cultural qualities and health knowledge, so that they can wear them healthily.

Don't ignore the cleaning of the lens, no matter how good the quality is. Use multi-functional cleaning fluid to clean the lenses every day, and dissolve the albumen precipitation on the lenses by efficient cleaning fluid that contains protease. In order to make the eyeglasses frams lens more comfortable to wear, lenses are living longer, and must not be too troublesome, the easy way, we must adhere to the lens care procedures. Meanwhile, remember to keep the store box clean and prevent the medical liquid bottle from contacting with other things. Wash your hands before touching the lenses. Dispose the medical liquid that has been used three months later, because the medical liqu

As the lenses for invisible eyes are usually more thin, and the wearers should not have too long fingernails, so as to avoid damaging lenses. Due to lenses with use life expectancy, people wearing for a long time should keep a habit to care eyes balls, comply with the guidance from opticians and change lenses periodically.

Periodically re-examine eyes, wearing contact lens should be at least six months once a week after the beginning of wearing a person should check the event does not apply to be a timely treatment. Wearing contact lenses should keep in the time limited, so we should not wear contact lenses during swimming and bathing in order to avoid affect eyes health and loosing lenses.