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The Wessely Keratometer
OPTOMETRIC INSTRUMENTS
keratometer; pupillometer
UK Optical Bausch & Lomb Ltd
Europe: United Kingdom, England, London, NW7
c.1956
aluminium; glass
overall: 35 mm x 194 mm
2011.908
OPTOMETRIC INSTRUMENTS
keratometer; pupillometer
UK Optical Bausch & Lomb Ltd
Europe: United Kingdom, England, London, NW7
c.1956
aluminium; glass
overall: 35 mm x 194 mm
Hand-held keratometer for measuring corneal diameter and apparent pupillary diameter. Two-part black anodised aluminium cylinder with centrally situated X2.5 lens. Fenestrations tapering towards both ends. At one end an eyepiece with fixation cross behind it. At the other end a semi-circular aperture with half-millimetre scale below it.
2011.908
Gift of Mrs Jill Evershed Martin, 2011