CATHODE RAY tube, An evacuated glass tube with a viewing screen, used for displaying information.
reflective viewing screen
The pilot in an airplane equipped with radar, flying at night, can see on the radar viewing screen distant buildings, or perhaps a dangerous mountain peak that is miles ahead.
The oscilloscope viewing screen of a radar receiver.
The transmitter device has, according to IBM, a "large viewing screen with touch-point capabilities, an embedded keypad platform and a Linux-based operating system."
