Optic (disambiguation)

An optic (not to be confused with optics, the science of light) is a colloquial abbreviation of optical instrument, a device that changes the behavior or properties of light. A Fresnel lens, used in lighthouses, is a type of optic.

Optic may also refer to:
 * Optic, an alcoholic spirits measure, a device for dispensing fixed amounts of alcoholic spirits
 * Optic, a barley (Hordeum vulgare) cultivar
 * OpTic Gaming, an American esports organization

OPTIC can refer to :
 * Optimized Protocol for Transport of Images to Clients used by iCentrix's MarioNet split web browser
 * OPTICS algorithm, an unsupervised learning clustering algorithm

Optics can refer to:
 * In public relations, a neologistic term for the way something will be perceived
 * In computer science, optics are a general class of bidirectional transformations