COLOUR VISION SURVEY: USING THE ISHIHARA, DVORINE, BOSTROM AND KUGELBERG, BOSTROM, AND AMERICAN-OPTICAL HARDY-RAND-RITTLER TESTS

Steven Belcher, K. W. Greenshields, W. D. Wright

British Journal of Ophthalmology · 1958 · 70 citations · 2 references

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Abstract

A COLOUR vision survey has recently been carried out on 500 subjects at the Imperial College as a contribution to a Report on Colour Vision Tests pre- pared by a Committee appointed by the International Council of Ophthal- mology. Five different sets of confusion chart tests (commonly referred to as pseudo-isochromatic plates) were used, as follows:

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