Hierarchy classification:

1. top of the aat hierarchies
2. Brand Names Facet
3. Brand Names (hierarchy name)
4. brand name objects

Anotations

Scope note:

Proprietary name for a type of television camera tube similar to a vidicon, but in which the photoconductive layer of the signal plate is of lead monoxide; noted for their ability to form images in low light. The plumbicon allowed the development of the color television camera.These have been used in cameras intended for surveillance.