Black Contact Lenses

contact lenses
(contact lens) A thin lens, made of flexible or rigid plastic, that is placed directly on to the eye to correct vision, used as an alternative to spectacles, or, if coloured, to change one's eye color cosmetically
A thin plastic lens placed directly on the surface of the eye to correct visual defects
(contact lens) contact: a thin curved glass or plastic lens designed to fit over the cornea in order to correct vision or to deliver medication
(Contact lens) A small plastic disc containing an optical correction that is worn directly on the cornea as a substitute for eyeglasses.

black
Make black, esp. by the application of black polish
the quality or state of the achromatic color of least lightness (bearing the least resemblance to white)
being of the achromatic color of maximum darkness; having little or no hue owing to absorption of almost all incident light; "black leather jackets"; "as black as coal"; "rich black soil"
blacken: make or become black; "The smoke blackened the ceiling"; "The ceiling blackened"
Make (one's face, hands, and other visible parts of one's body) black with polish or makeup, so as not to be seen at night or, esp. formerly, to play the role of a black person in a musical show, play, or movie