Spectacles with 'Dunscombe's invisible' lenses

Made:
1903 in England
maker:
Matthew William Dunscombe

Gold spectacles with 'Dunscombe's invisible' oval bi-focal tonc lenses, round segments and hook side-arms. c.1903, England

Details

Category:
Optics
Object Number:
1921-323/158
Materials:
complete and gold
Measurements:
overall: 120 mm
lenses: 40 mm x 33 mm
type:
spectacles
credit:
Dunscombe collection of spectacles