Oval white double concave pebble spectacle lens

Oval white double concave pebble spectacle lens  (for the

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Oval white double concave pebble spectacle lens (for the
Science Museum Group
© The Board of Trustees of the Science Museum

Oval white double concave pebble spectacle lens (for the correction of myopia).

Details

Category:
Optics
Object Number:
1921-323/31
Measurements:
overall: 42 x 32 mm
type:
ophthalmic lens
credit:
Dunscombe collection of spectacles