PURPOSE: An eyeball assembly for a doll or a mannequin is provided to offer realistic feelings to users by dynamically moving eyeballs like human body through a natural up and down, left and right movement of the eyeball, an intermittent movement of eyelids, and a secretion of tears. CONSTITUTION: An eyeball assembly for a doll or a mannequin comprises: an artificial eyeball(3); a case(2) in which a supporting frame(4) to support the artificial eyeball is attached; an extension member(31a) extended from the back side of the artificial eyeball for a certain length; an elongation member(32a) connected to the top and bottom, left and right sides of the extension member; a tension device(33) to stretch the each elongation member; a supporting spring to support eyelids on the supporting frame to blink; an actuator controlled by an electric power; and an eyelid drive unit(20) connected to the eyelid to operate backward and forward of the actuator in the end part of an iron core.
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