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The First Spectrometers
Named collection: Holography Collection
Object type: hologram
Maker: Unterseher, Fred
Date made: 1985
Materials: reflection hologram; glass
Measurements: 15 3/4 in x 11 3/4 in
Green image of a spectrometer; cast steel machine with rods and gears; good clarity and 3-D depth; written at top of glass plate is `Smithsonian Ref I.P., Hard Plate.'
Please note that due to the unique challenges of holography as a medium, high-resolution digital images are not available for most items in the holography collection. Please contact us for more information on reproducing images of holograms.