'Weldon' type pocket rangefinder.
- Made:
- 1890-1910 in Birmingham
- maker:
- R. Field & Co.
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Science Museum Group
© The Board of Trustees of the Science Museum
'Weldon' type pocket rangefinder, brass, with cylindrical case, made by R. Field & Co., Suffolk St., Birmingham, England, 1890-1910.
Details
- Category:
- Optics
- Collection:
- Sir Henry Wellcome's Museum Collection
- Object Number:
- 1997-1935
- Materials:
- brass (copper, zinc alloy), steel (metal) and glass
- Measurements:
-
overall (open): 50 mm x 67 mm x 45 mm, Wt 0.09kg
overall (closed): 13 mm x 67 mm x 45 mm,
- type:
- optical range-finder
- credit:
- Wellcome Trust
