a multifunction , retractable sun shielding apparatus . a retractable screen , a housing configured to receive and contain the retractable screen upon retracting the screen , and a drive mechanism attached to longitudinal edges of the screen , and configured to drive the screen in directions of retraction and deployment . a power switch may be provided that is actuatable by an operator to drive the drive mechanism to deploy or retract the retractable screen . an interlock automatically stops deployment of the retractable screen at a first predefined position where the screen functions as a visor with regard to an adjacent windshield , and a second predefined position where the screen fully covers the adjacent windshield .