Oval white 'Kryptok' fused bi-focal spectacle lens

Made:
1904

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Science Museum Group

Oval white 'Kryptok' fused bi-focal spectacle lens with ground edges, separation impossible, Patent No. 18158, AD 1904.

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Details

Category:
Optics
Object Number:
1921-323/51
type:
ophthalmic lens
taxonomy:
  • component - object
  • spectacles component
credit:
Dunscombe collection of spectacles
status:
Permanent collection

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