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Optometer(?), stop-watch form, scaled circular fac
- Made:
- 1890-1945

Optometer(?), stop-watch form, scaled circular face to measure concanity,[.........] of lenses, English, 1890-1945
Details
- Category:
- Ophthalmology
- Collection:
- Sir Henry Wellcome's Museum Collection
- Object Number:
- A680937
- Materials:
- metal, chromed, glass, front and paper, face
- type:
- objective optometers