Collection of glass prisms

Made:
1880-1900 in Birmingham
maker:
Chance Brothers Limited

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Nine prisms. 1) composite equilateral prism made out of six different types of glass 2) composite equilateral prism made out of three different types of glass 3) equilateral prism 4) regular rightangled prism 5) assymetrical right angled prism 6) two right angled prisms cemented together, one symmetrical, one assymetrical 7) sequence of three Porro-type prisms showing three stages of construction. [Five are made by Chance Brothers of Birmingham], late 19th century (Wellcome B885);

Details

Category:
Optics
Collection:
Sir Henry Wellcome's Museum Collection
Object Number:
1984-1340/1
Materials:
cork and glass
type:
prism- optical
taxonomy:
  • furnishing and equipment
  • tools & equipment
  • optical instrument
  • optical instrument component
  • prism - optical
  • erecting prism
  • roof prism
  • furnishing and equipment
  • tools & equipment
  • optical instrument
  • optical instrument component
  • prism - optical
  • furnishing and equipment
  • tools & equipment
  • optical instrument
  • optical instrument component
  • prism - optical
  • erecting prism
  • roof prism
  • furnishing and equipment
  • tools & equipment
  • optical instrument
  • optical instrument component
credit:
Wellcome Trust