Patent ID: 7077557

Claim:
A flat panel display, comprising: a display panel comprising at least one semi-transmissive area and at least one transmissive area, the semi-transmissive area comprising one more semi-reflective layer than the transmissive area; and a surface light source device comprising a light guide plate and a light source, wherein the light guide plate comprising an incident end face, an emitting face, at least one full-reflective face, and a plurality of light adjusters, wherein the full-reflective face completely reflects the light incident onto the incident end face for direction to the emitting face and transmission through the light guide plate, and the light adjusters are disposed in the light guide plate at the location corresponding to the display areas of the display panel, with a density discontinuously varied in at least one area of the light guide plate to adjust the reflected light collection for emission from the different areas of the emitting face, such that brightness of one side field of view is uniform, and the light source is disposed in the vicinity of the incident end face of the light guide plate to provide light for onto the incident end face of the light guide plate.