Patent ID: 8908113

Claim:
A three-dimensional (3D) image display apparatus, comprising: a display panel having a plurality of pixels arranged in an array, wherein the pixels have a first region and a second region disposed adjacent to each other; and a 3D image optical structure disposed on one side of the display panel and comprising: a plurality of first optical units disposed along a first direction, wherein each of the first optical units has at least one first portion and at least one second portion; wherein the first portions of the first optical units correspond to the first region, the second portions of the first optical units correspond to the second region, the first portion has a first curvature radius and a plurality of corresponding first circle centers, the second portion has a second curvature radius and a plurality of corresponding second circle centers, the first curvature radius is different from the second curvature radius, and the first circle centers are not overlapped with the second circle centers in the vertical projection direction.