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Ophthalmic Measure
MANUFACTURING AND DISPENSING EQUIPMENT
face rule; pupillometer
East Yorkshire Optical Company (EYCO)
Europe: United Kingdom, England, East Yorkshire, Kingston upon Hull
c.1972
metal
overall: 170 mm x 30 mm
2017.416
MANUFACTURING AND DISPENSING EQUIPMENT
face rule; pupillometer
East Yorkshire Optical Company (EYCO)
Europe: United Kingdom, England, East Yorkshire, Kingston upon Hull
c.1972
metal
overall: 170 mm x 30 mm
Aluminium rule, marked with metric (mm) scales, with three fenestrations and graduated black dots for measuring pupillary distance and pupil size. Blank on reverse.
2017.416
Transfer from Henfield Museum, 2016