Bi-focal spectacle lens

Oval white 'Sutcliffe' solid down curve bi-focal spectacle lens

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Oval white 'Sutcliffe' solid down curve bi-focal spectacle lens
Science Museum Group
© The Board of Trustees of the Science Museum

Oval white 'Sutcliffe' solid down curve bi-focal spectacle lens Patent No. 6263, AD 1900.

Details

Category:
Optics
Object Number:
1921-323/49
Measurements:
overall: 40 x 38 mm
type:
ophthalmic lens
credit:
Dunscombe collection of spectacles