A heliostat throws sunlight where it might be used for photography or scientific observations. This example is based on the form devised by Leon Foucault in 1862. It has a rectangular mirror measuring 8.5 x 2.75 inches, a latitude arc, a declination arc, a clock drive, and a circular base with three leveling screws.

Location: Currently not on view

Subject: Science & Scientific Instruments


See more items in: Medicine and Science: Physical Sciences, Science & Mathematics, Optics


Exhibition Location:

Credit Line: U.S. Military Academy

Data Source: National Museum of American History

Id Number: PH.315660Catalog Number: 315660Accession Number: 217544

Object Name: heliostat

Measurements: overall: 22 in; 55.88 cmoverall: 14 7/8 in x 7 3/8 in x 19 3/8 in; 37.7825 cm x 18.7325 cm x 49.2125 cm

Guid: http://n2t.net/ark:/65665/ng49ca746ae-1f4c-704b-e053-15f76fa0b4fa

Record Id: nmah_1462001

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