Patent ID: 7053393
Filing Date: 2006-05-30
Classification: G01N

Abstract:
1. An alignment apparatus comprising: a stage which is provided in an inspection equipment which performs inspection with respect to an object, and also functions as a stage of the inspection equipment, holds the object delivered by a carriage robot, and carries out a movement operation with respect to the object in a direction XY and a rotation operation in a rotational direction; a sensor which detects an outer peripheral edge of the object rotating by the rotation operation of the stage; and an alignment control portion which obtains a central position and an arrangement direction of the object based on positional information of the outer peripheral edge detected by the sensor, acquires a displacement quantity of the central position of the object from an alignment reference position and a displacement quantity in the arrangement direction, and controls to drive the stage in the direction XY and the rotational direction in accordance with the displacement quantities; wherein the inspection equipment inspects with respect to the object on the stage.