Photo Tubes

Discusses the principles of photo tubes, the interior structure of the photo tube, the relationship between light and electric current and the flow of electrons with lineal drawings.

Related films

Sources

  1. A-V Online (National Information Center for Educational Media). CD-ROM database of educational and documentary media, compiled and maintained by the National Information Center for Educational Media (NICEM). — title, creator, length, format, sound, description
  2. 16mm Filmography (legacy record) — creator, catalog record