1. An imaging system display processor that is responsive to first and second image signals depicting a common entity, said first image signal having a greater detail resolution than said second image signal, and said second image signal having greater contrast resolution than said first image signal, said display processor comprising: a first input for receiving the first image signal; a second input for receiving the second image signal; means, coupled to the first and second inputs, for forming an output signal as a function of at least the first and second image signals, said output signal characterized by a brightness and a color, said brightness displaying the detail resolution of the first image signal, said color displaying the contrast resolution of the second image signal.