English spectacles with two sets of oval lenses
English spectacles with two sets of oval lenses, the second set hinged to allow the spectacles to be used for distance or reading, c.1850.
Details
- Category:
- Optics
- Object Number:
- 1921-323/186
- Measurements:
-
overall: 30 mm x 132 mm x 15 mm, , .015kg
- type:
- spectacles
- credit:
- Dunscombe collection of spectacles