Ishihara's color perception test charts are recognized internationally as highly reliable method of determining color deficiency. With normal color perception,

COLORBLINDNESS/COLOURBLINDNESS/COLOR BLINDNESS/COLOUR BLINDNESS/ Accepted by leading authorities as a simple and accurate method for discovering congenital colo

This book has been written for those who are partial colour blind or having colour vision deficiency and are not able to read Ishihara book to pass a medical ex

This Color Blindness book with Ishihara style plates for color perception vision testing perfect for Optometrists and eye doctors who want to test color vision

About This Book This book has been written for those who are partial colour blind or having colour vision deficiency and are not able to read ishihara book to p