Pair of 'Martins Margins' spectacles with round convex lenses

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Pair of 'Martins Margins' spectacles with round convex lenses
Science Museum Group
© The Board of Trustees of the Science Museum

Pair of 'Martins Margins' spectacles with round convex lenses in a blued steel wire frame and turnpin sides, unsigned, United Kingdom, 1800-1825

Details

Category:
Optics
Object Number:
1996-292/1
Materials:
tortoise shell, steel (metal) and glass
Measurements:
overall: .007kg
spectacles frame (closed): 15 mm x 115 mm x 30 mm,
eyepiece: 30 mm
lens: 15 mm
type:
spectacles