Hand speculum grinding/polishing machine constructed and use

Made:
1780-1820 in Berkshire and Slough
maker:
William Herschel

Hand speculum grinding/polishing machine constructed and used by Sir W. Herschel for polishing specula of 6-inch aperture.

On display

Science Museum: Making the Modern World Gallery

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Details

Category:
Astronomy
Object Number:
1876-1019
Materials:
brass, complete, graphite, iron and wood
type:
polishing machines
taxonomy:
  • disciplines
  • disciplines
  • science
  • natural sciences
  • physical sciences
  • physics
credit:
Mr John Herschel-Shorland

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