As the compositions contain discrete grains of different phosphors, they produce image that may not be entirely smooth. A single, white-emitting phosphor, overcomes this obstacle. Due to its low efficiency, it is used only on very small screens.
As the compositions contain discrete grains of different phosphors, they produce image that may not be entirely smooth. A single, white-emitting phosphor, overcomes this obstacle. Due to its low efficiency, it is used only on very small screens.