Colour television at Alexandra Palace, London, 1955.

Demonstrating an Emitron television camera, Radiolympia, London, 1937.

Wind tunnel, Langley Research Center, USA, 1955.

Mitsubishi thermal imaging system, 1989.

Nikon S rangefinder camera, 1951-1955.

Contax S camera, 1949-1951, and Nikon S rangefinder camera, 1951-1955.

Electronic television camera mounted on a stand, 1936.

Electronic television camera, 1936.

Emitron television camera tube, 1932.

Computer video interactive, Science Museum, London, 1996.

Kodak Bantam Colorsnap camera, 1955-1959.

Kodak Bantam Colorsnap camera, 1955-1959.