English metal frame spectacles with oval split segment bi-focal lenses and single piece sidearms

English metal frame spectacles with oval split segment bi-focal

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English metal frame spectacles with oval split segment bi-focal
Science Museum Group
© The Board of Trustees of the Science Museum

English metal frame spectacles with oval split segment bi-focal lenses and single piece sidearms, circa 1885.

Details

Category:
Optics
Object Number:
1921-323/190
Materials:
metal, steel and glass
Measurements:
overall: 32 mm x 135 mm x 25 mm, , .015kg
type:
spectacles
credit:
Dunscombe collection of spectacles