Patent ID: 7564507

Claim:
An apparatus for displaying a three-dimensional image, comprising: a flat display device displaying a plurality of perspective views from different directions; and a lenticular lens sheet including a plurality of lenticular lens pieces of which Y-axis being parallel to a vertical axis of the flat display, the plurality of lenticular lens pieces forming a plurality of lines parallel to a horizontal axis of the flat display device on a front surface of the flat display device, each of the plurality of lines being shifted a predetermined distance, wherein the plurality of lines have an odd line and an even line, a boundary region between a first lenticular lens piece and a second lenticular lens piece in the odd line is positioned at a center region of a pixel of the flat display device, and a boundary region between a first lenticular lens piece and a second lenticular lens piece in the even line is positioned to an edge region of a pixel of the flat display device.