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Model Practice Eye
TEACHING AIDS
practice eye
Carl Zeiss (Jena)
Europe: Germany
Mid 20th c.
metal; brass; glass; plastic
overall: 129 mm x 62 mm

Teaching aid consisting of a (non-original?) brass metal stem bearing a short grey-painted metal cylinder in two parts. One part features a 180 degree scale and variable viewing window aperture. Triple drop cell. The other part contains a numerical chart and bears a moulded plastic fundus picture on the inside.


2011.627

Gift of the Marton Library Trust, 2011



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