Ishihara 1254 Test Chart Books, for Color Deficiency 14 Plate Book
USD 160.00 USD
Specifications
| MPN | 1254 |
| UPC | 717076043021 |
The Ishihara color test is a test for color blindness. It makes use of the peculiarity that in red-green blindness, blue and yellow appear remarkably bright compared to red and green. It consists of a number of colored plates, on each plate is printed a circle made of many different sized dots of slightly different colors, spread in a random manner.