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test lantern
COLOUR VISION TESTS
colour vision test lantern
Europe: United Kingdom
Mid-late 20th c.
metal; rubber
overall: 485 x 65 mm

Hand-held colour vision test. White metal cylindrical construction with two milled-edge adjusting wheels for colour filters. Black rubber light-excluding eyecup. Screw hole for possible stand attachment.


2002.74

Gift of the Department of Transport, Local Government and the Regions, 2002



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