more info about lenses
Colored lenses are contact lenses that change the color of your eyes. For example, by wearing a pair of colored contacts, brown eyes can look blue instead. Colored contacts differ on how much the effects affect, and there are three main tinctures to choose from: visibility, optimization, and mystery. The color of the vision is usually light blue or green and is very subtle. The enhancement dye makes your natural eye color more intense, rather than changing eye color. A dark dye is a dye that completely changes the color of the eye. This tincture can make those who have darker colors than the eye much lighter.
Contact lenses, which are thin lenses placed directly on the surface of the eye, are considered medical devices and can be worn to correct vision or for cosmetic or therapeutic reasons, and in 2004 it was estimated that 125 million people worldwide use contact lenses, including 28 to 38 million in the United States, and in 2010 the global market for contact lenses was estimated at $ 6.1 billion, while the market for soft lenses in the United States was estimated at $ 2.1 billion. Dollar.