Special Effect Contact Lens

special effect
An illusion created for movies and television by props, camerawork, computer graphics, etc
The illusions used in the film, television, theater, or entertainment industries to simulate the imagined events in a story are traditionally called special effects (often abbreviated as SFX, SPFX, or simply FX).
(Special Effects (film)) Special Effects is a 1984 film directed by Larry Cohen. It stars Zoe Lund and Eric Bogosian.
an effect used to produce scenes that cannot be achieved by normal techniques (especially on film)

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
A contact lens (also known simply as a contact) is a corrective, cosmetic, or therapeutic lens usually placed on the cornea of the eye.
contact: a thin curved glass or plastic lens designed to fit over the cornea in order to correct vision or to deliver medication