Metal test type for distance and astigmatism
- Made:
- 1901-1930
Metal test type for distance and astigmatism, plastic cover, probably British, early 20th century
Details
- Category:
- Ophthalmology
- Object Number:
- 1977-627/27
- Measurements:
-
overall (lying flat): 26 mm x 203 mm x 548 mm, 0.382 kg
- type:
- test types
- credit:
- Spread Eagle Antiques