Ishihara Test Chart Book, for Color Deficiency Size:24 Plate New injection molded housing for

New injection molded housing for a smaller footprint on your counter

-Half the weight of the traditional 3

Manufacturer Part Number: VIRIDD10

portability and convenience

Welch Allyn Illuminator models:

Ishihara Test Chart Book, for Color Deficiency Size:24 Plate New injection molded housing forManufacturer Part Number: 1257 (10 Plate), 1254 (14 Plate), 1255 (24 Plate), 1256 (38 Plate) Accepted 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