Example image of eyePlorer eyePlorer map for 'Nipkow disk': Image scanning Paul Gottlieb Nipkow Mechanical television Diameter Gramophone record Spiral Circular sector Viewport Cinematography Motion (physics) Curve Scan line Angular Curvature Electronics Micrometre John Logie Baird Radiovision Confocal microscopy Microscope High speed photography 180 lines Image dissector Video camera Television set Fernsehsender Paul Nipkow History of television Kenjiro Takayanagi Phonovision Iconoscope Yokohama International School Color television List of inventors Television Telecommunication Philo Farnsworth History of telecommunication Aiken tube Raster scan Léon Theremin List of years in television