Optical Test Lamp

Description (Brief)
Incandescent optical testing lamp. A glass tube is mounted perpendicular to the lamp axis at the light-center point.
Location
Currently not on view
date made
ca 1918
associated user
unknown
Measurements
overall: 7 3/4 in x 8 in x 2 7/8 in; 19.685 cm x 20.32 cm x 7.3025 cm
ID Number
EM.327618
catalog number
327618
accession number
268279
Credit Line
from Rutgers University, thru Peter Lindenfeld
See more items in
Work and Industry: Electricity
Electric Lamps
Energy & Power
Data Source
National Museum of American History, Kenneth E. Behring Center

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