
English tortoiseshell pivot eyeglasses with oval lenses

English tortoiseshell pivot eyeglasses with oval lenses, c. 1840.
Details
- Category:
- Optics
- Object Number:
- 1921-323/253
- Materials:
- tortoiseshell, glass, silver plated and copper (alloy)
- Measurements:
-
overall (open): 30 mm x 135 mm x 9 mm, , .01kg
overall (lenses): 40 mm x 25 mm
- type:
- hand spectacles
- credit:
- Dunscombe collection of spectacles