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India
Name : Ishihara Test Chart Book for Colour Deficiency 38 Plates with User Manual for Eye Testing
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Net Quantity (N)Â :Â 1
Plates encased in specially designed album-type books for ease of handling. Detailed instructions included.
Includes four special plates for tests to determine the kind and degree of defect in vision.
Accepted by leading authorities as a simple and accurate method for discovering congenital and red-green, each in two forms, complete and incomplete. Makes use of the peculiarity that in red-green, blue and yellow appear remarkably bright compared with red and green.
Country of Origin : India
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