Photometric Test Lamp

Description (Brief):

Osram tungsten lamp designed to emit a specific amount of light. For use in testing at the National Bureau of Standards.

Date Made: ca 1965

Maker: Osram

Location: Currently not on view

See more items in: Work and Industry: Electricity, Energy & Power, Electric Lamps


Exhibition Location:

Credit Line: from the U. S. Department of Commerce, National Institute of Standards & Technology

Data Source: National Museum of American History

Id Number: 1992.0342.25Accession Number: 1992.0342Catalog Number: 1992.0342.25

Object Name: incandescent lamp

Physical Description: tungsten (overall material)Measurements: overall: 6 3/4 in x 4 in; 17.145 cm x 10.16 cm


Record Id: nmah_995749

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