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AO H-R-R Pseudoisochromatic Plates for Detecting, Classifying, and Estimating the Degree of Defective Color Vision
COLOUR VISION TESTS
colour vision test - pseudo-isochromatic
American Optical Company
North America: USA
1957
card; cardboard; metal
overall: 168 mm x 175 mm x 26 mm
2019.635
COLOUR VISION TESTS
colour vision test - pseudo-isochromatic
American Optical Company
North America: USA
1957
card; cardboard; metal
overall: 168 mm x 175 mm x 26 mm
Ring-bound volume of pseudo-isochromatic colour blindness tests. 2nd edition. 24 coloured plates with symbol tests, mounted on grey pages, together with printed user notes. Bound with black hard covers.
2019.635
Gift of Mr John Dixon Salt FCOptom, 2019