Ishihara® Test Chart Book for Color Deficiency -24 Plate (Abridged Edition) Book Key Control They deliver the protection you

They deliver the protection you need in a value pack box to save you time and money

The pliable woven fabric also easily conforms to the wounded area and stays put even when wet

Yellow (High Yield)

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Ishihara® Test Chart Book for Color Deficiency -24 Plate (Abridged Edition) Book Key Control They deliver the protection youAccepted by leading authorities as a simple and accurate method for discovering congenital color blindness and red green blindness, each in two forms, complete and incomplete. Includes four special plates for tests to determine the kind and degree of defect in color vision. Makes use of the peculiarity that in red green blindness, blue and yellow appear remarkably bright compared with red and green. Color plates encased in specially designed album