The lenses are corrective and conventional. Furthermore, they are divided into transparent and colored tinted. With the first all clear, and how different types of past? Colored lenses completely change the color of your eyes, they can mimic some drawing. Tinted same lenses change eye color is more natural, changing it to 10-20%.
Change the hue of dark eyes - brown, black or rich blue - can only colored lenses.
There are also decorative lenses - club, carnival. They are out of place in everyday life, but excellent help to create an image for some events. These lenses are very saturated colors. They have patterns - stripes, pictures, create the effect of the cat's eyes, the eyes of the alien, the fire in his eyes.
Colored contact lenses to use are no different from the usual. Terms of care, time and method of use socks they are the same. There are extended wear lenses and day. Today, doctors ophthalmologists prefer the second type - they are more hygienic.
For non-permanent wearing colored lenses are perfectly safe. They threaten vision only only if they wear long and comply with certain requirements. As is the case with ordinary clear lenses, if worn incorrectly, you risk to make a lot of trouble for the eyes. Before buying colored lenses obligatory consultation ophthalmologist - only he will teach properly care and use this accessory.
Colored and Tinted lenses can not change the image of the world. Indeed, in the center, they are transparent. But the pupil of the person from bright light or when excited and can not be extended under the colored area. In this case, the perception of reality somewhat distorted. In ordinary life, it is possible to suffer, but when driving on this accessory should be abandoned.