Ishihara Colour Vision Book 10 plate. This series of 10 plates is to detect colour blindness in persons aged 4 to 6 or for persons who are unable to read. To stop the colours from fading, keep book closed when not in use and avoid strong light. Instructions included.
10 in stock
Ishihara Colour Vision Test 10 Plate
Ishihara Colour Vision Test defects. Patients must identify numbers or patterns formed in a matrix of small coloured dots varying in colour & intensity (pseudo-isochromatic plates). Ideal for commercial/industrial colour screening. Two editions available: 38 plate (for detailed investigation). 24 plate (for quick screening).