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Professor Schiøtz Original Tonometer & case
OPTOMETRIC INSTRUMENTS
tonometer
John Weiss & Son Ltd
Europe: United Kingdom, England, London
1956
metal
overall: 28 x 188 x 80 mm

Tonometer. White metal. Comprises plunger, inner cylinder, lever with pointer and convex test plate. Also a set of supplementary weights (incomplete). Pressure scale and signed testing certificate (dated 16.5.1956) stored behind flap inside lid. Contained in black hinged case with yellow metal clasp and purple velvet lining.


2000.289

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