Concave lens in tortoiseshell frame with metal cover
- Made:
- 1870-1920
This image is released under a CC BY-NC-SA 4.0
Licence
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License
Science Museum Group
© The Board of Trustees of the Science Museum
Concave lens in tortoiseshell frame with metal cover, English(?), 1870-1920
Details
- Category:
- Ophthalmology
- Collection:
- Sir Henry Wellcome's Museum Collection
- Object Number:
- A680680
- Materials:
- brass, glass and tortoiseshell
- Measurements:
-
length 60 mm
max: diameter 35 mm
- type:
- retinoscopes