Pocket reflecting telescope in leather case.

Made:
1740-1800 in England
maker:
Unknown

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© The Board of Trustees of the Science Museum

Pocket brass Gregorian reflecting telescope, speculum mirror, in leather case, unsigned, English, 1740-1800.

Details

Category:
Optics
Object Number:
1997-1980
Materials:
brass (copper, zinc alloy), paper (fibre product), shagreen, speculum (alloy of copper and tin), velvet and wood (unidentified)
Measurements:
overall (telescope): 35 mm x 185 mm x 40 mm,
overall (case): 45 mm x 200 mm x 60 mm, Wt. 0.313kg
type:
terrestrial telescope
taxonomy:
  • furnishing and equipment
  • tools & equipment
  • optical instrument
  • telescope
  • furnishing and equipment
  • tools & equipment
  • optical instrument
  • telescope
  • telescope - reflecting
  • furnishing and equipment
  • tools & equipment
  • optical instrument
  • telescope
  • telescope - refracting
credit:
Wellcome Trust