spherocylinder

sphe·ro·cy·lin·dri·c lens

a combined spheric and cylindric lens, one surface being spheric, the other cylindric. Synonym(s): spherocylinder

spherocylinder

S13-879480 (sfē″rō-sĭl′ĭn-dĕr) [Gr. sphaira, globe, + kylindros, cylinder] A lens with a spherical surface and a cylindrical surface.