Oval white double convex pebble spectacle lens with a grooved edge

Oval white double convex pebble spectacle lens with a grooved

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Oval white double convex pebble spectacle lens with a grooved
Science Museum Group
© The Board of Trustees of the Science Museum

Oval white double convex pebble spectacle lens with a grooved edge (for the correction of hypermetropia and presbyopia).

Details

Category:
Optics
Object Number:
1921-323/30
Measurements:
overall: 43 x 33 mm
type:
ophthalmic lens
credit:
Dunscombe collection of spectacles