主权项 |
1. A display screen comprising: a back screen operable to display a back image to an audience area; and a front screen positioned substantially in front of the back screen, facing the audience area, wherein the front screen is at least partially transparent to light from the back screen, the front screen is operable to display a front image, separate from the back image, the back screen comprises light-emitting diodes (LEDs), and the back image comprises light from the LEDs that display the back image through the front screen. |