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LicensePair of bifocal spectacles (lenses missing)
Science Museum Group
© The Board of Trustees of the Science Museum
Pair of bifocal spectacles (lenses missing), with a pair of extra pivoting lenses frames, blue steel frames, unsigned, European, 1840-1860.
Details
- Category:
- Optics
- Object Number:
- 1921-808/1
- Materials:
- blued steel and brass (copper, zinc alloy)
- Measurements:
-
closed: 115 mm x 17 mm x 27 mm, .01kg
- type:
- bifocals and spectacle frames
