Astronomical Spectroscope
date: label: date made
content: 1850-1900
notes: label: Description
content: In this highly-dispersive instrument, light from the slit passes through the upper part of six tall equilateral prisms, through a totally reflecting prism, and then back through the lower part of the six prisms and into the viewing scope. Howard Grubb, an optical instrument designer from Ireland, introduced the form in 1870.
label: Location
content: Currently not on view
topic: label: Subject
content: Science & Scientific Instruments
setName: label: See more items in
content: Medicine and Science: Physical Sciences
label: See more items in
content: Science & Mathematics
label: See more items in
content: Optics
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: PH.328766
label: catalog number
content: 328766
label: accession number
content: 308252
objectType: label: Object Name
content: spectroscope