Patent ID: 8068131

Claim:
A three-dimensional image display position converting apparatus used in a system for displaying a three-dimensional image of an object in a space by projecting a plurality of pieces of two-dimensional image information of the object obtained by viewing the object in different viewing directions, in projecting directions that are associated with the respective viewing directions, the apparatus converting the position of the three-dimensional image of the object displayed in the space and comprising: quantity-of-movement calculating means for identifying a quantity of a movement of a position of the two-dimensional image information in a direction in the plane thereof that is required for moving a position of the three-dimensional image by a specific quantity of movement, based on information on the quantity of movement of the position of the three-dimensional image and the viewing directions or the projecting directions; and position changing means for changing the position of the two-dimensional image information by the quantity of movement identified by the quantity-of-movement calculating means.