Example image of eyePlorer eyePlorer map for 'Storage tube': Cathode ray tube Electron gun Computer terminal Serial communication Bandwidth (signal processing) Random-access memory Vector graphics Binary numeral system Direct-View Bistable Storage Tubes Grayscale Halftone De facto MIT Computer Science and Artificial Intelligence Laboratory Tektronix 4010 Oscilloscope Selectron tube Williams tube Tektronix 405x Charactron Utah teapot Computervision DAC-1