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Related to Fresnel prism: Fresnel lens
a prism composed of concentric rings.
Fres·nel prism(fres-nel' prizm)
A membranous prismatic lens that can be attached temporarily to the spectacle lens of the nondominant eye in diplopia.
Fresnel,Augustin Jean, French physicist, 1788-1827.
Fresnel lens - a lens with a surface consisting of a concentric series of zones that duplicate the power of a lens or prism but with less thickness. Synonym(s): Fresnel prism; lighthouse lens
Fresnel prism - Synonym(s): Fresnel lens