High Pressure Sodium Lamp

High Pressure Sodium Lamp

<< >>
Usage conditions apply
Description (Brief)
"Ceramalux" high pressure sodium lamp. The clear arc tube transmits more light than regular sodium lamps.
Currently not on view
Object Name
discharge lamp
date made
ca 1970
Westinghouse Electric Corporation
Physical Description
mercury (overall material)
sapphire (overall material)
overall: 24.25 cm x 5.75 cm; 9 9/16 in x 2 1/4 in
ID Number
accession number
catalog number
Credit Line
from Daniel A. Larson
See more items in
Work and Industry: Electricity
Electric Lamps
Energy & Power
Data Source
National Museum of American History
Nominate this object for photography.   

Our collection database is a work in progress. We may update this record based on further research and review. Learn more about our approach to sharing our collection online.

If you would like to know how you can use content on this page, see the Smithsonian's Terms of Use. If you need to request an image for publication or other use, please visit Rights and Reproductions.


Add a comment about this object