Illusions Contact Lens

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
A contact lens (also known simply as a contact) is a corrective, cosmetic, or therapeutic lens usually placed on the cornea of the eye.
A thin plastic lens placed directly on the surface of the eye to correct visual defects
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

illusions
(illusion) something many people believe that is false; "they have the illusion that I am very wealthy"
(illusion) an erroneous mental representation
A thing that is or is likely to be wrongly perceived or interpreted by the senses
(illusion) delusion: the act of deluding; deception by creating illusory ideas
A false idea or belief
A deceptive appearance or impression