Graduated semicircular metal trial frames
- Made:
- 1891-1910
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Graduated semicircular metal trial frames, two-cell with 2 lenses, English (?), 1891-1910
Details
- Category:
- Ophthalmology
- Collection:
- Sir Henry Wellcome's Museum Collection
- Object Number:
- A681091
- Materials:
- glass, aluminium, ? and steel
- Measurements:
-
length 116 mm
width 38 mm
- type:
- trial lenses
- credit:
- Laidlaw Purves, Mrs.
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