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Keystone No 50 Home Training Stereoscope
ORTHOPTIC INSTRUMENTS
stereoscope
Keystone View Company; Warwick-Evans Optical Company Ltd
North America: USA, Pennsylvania, Meadville; Europe: United Kingdom, England, London, N11
Mid 20th c.
plastic; cardboard
overall: 100 x 335 x 185 mm
2006.499
ORTHOPTIC INSTRUMENTS
stereoscope
Keystone View Company; Warwick-Evans Optical Company Ltd
North America: USA, Pennsylvania, Meadville; Europe: United Kingdom, England, London, N11
Mid 20th c.
plastic; cardboard
overall: 100 x 335 x 185 mm
Stereoscope. Maroon plastic body with white metal graduated bar and black plastic target holder. Driver's sight-testing stereo card and fusion test card. Contained in original cardboard box with yellow instruction leaflet pasted to underside of lid. Also a typewritten sheet of blue foolscap paper for recording an individual's test results.
2006.499
Gift of Mr Gordon Turner, FCOptom, 2006