![](https://coimages.sciencemuseumgroup.org.uk/357/151/medium_thumbnail_1954_0267__0003_.jpg)
![Silver and horn round spectacles, Martin's 'visuals'](https://coimages.sciencemuseumgroup.org.uk/320/504/medium_smg00031473.jpg)
Silver and horn round spectacles, Martin's 'visuals', blue-tinted with double-folding arms, by Abraham Abraham, Liverpool c. 1820.
Details
- Category:
- Optics
- Object Number:
- 1921-323/169
- Materials:
- silver (alloy), horn and glass
- Measurements:
-
overall: 33 mm x 10 mm x 15 mm, , .025kg
- type:
- sun-glasses
- credit:
- Dunscombe collection of spectacles