A method for indicating a sweet spot in front of an auto-stereoscopic display device, corresponding auto-stereoscopic display device and computer program product

摘要

In one embodiment, it is proposed an auto-stereoscopic display device comprising a display panel configured to deliver n different images views, with n a integer greater or equal to two; and an optical filter which is configured to control diffusion directions of said n different images views. The auto-stereoscopic display device is remarkable in that it comprises opaque materials (201, 202) positioned in said display panel in such way that a content indicating a direction that a user should follow in order to be in a correct sweet spot, is delivered on an edge of different views, when said display panel is on.