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Photometric Test Lamp

Photometric Test Lamp

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Description (Brief)
Osram tungsten lamp designed to emit a specific amount of light. For use in testing at the National Bureau of Standards.
Location
Currently not on view
Object Name
incandescent lamp
date made
ca 1965
maker
Osram
Physical Description
tungsten (overall material)
Measurements
overall: 6 3/4 in x 4 in; 17.145 cm x 10.16 cm
ID Number
1992.0342.25
accession number
1992.0342
catalog number
1992.0342.25
Credit Line
from the U. S. Department of Commerce, National Institute of Standards & Technology
See more items in
Work and Industry: Electricity
Electric Lamps
Energy & Power
Data Source
National Museum of American History
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