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Specification
Brand : Graham-Field
BulletPoint : Rapid and reliable latex agglutination kits based on highly specific antibody technology
BulletPoint1 : MPN: LF01020U
BulletPoint2 : Authentic Nasco (Life/Form) product!
BulletPoint3 : 5 year warranty
BulletPoint4 : Made in the United States
BulletPoint5 : Great for nursing and therapy students
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Hazmat : 9
ItemName : MEDICAL/SURGICAL - Ishihara® Test Chart Books, for Color Deficiency #1255
ItemPackageQuantity : 1
ItemTypeKeyword : professional-medical-clinical-diagnostic-test-kits
Manufacturer : Grahamfield
Material : Paper
ModelNumber : 1255
NumberOfItems : 1
PartNumber : 1255
ProductDescription : ISHIHARA TEST CHART-24 PLATE B . 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 remarkably bright compared with red and green. Color plates encased in specially designed album-type books for ease of handling. Detailed instructions included. What is colorblindness? Color blindness (color vision deficiency) is a condition in which certain colors cannot be distinguished, and is most commonly due to an inherited condition. Red/Green color blindness is by far the most common (99%) form and causes problems in distinguishing reds and greens. Another color deficiency Blue/Yellow also exists, but is rare (1%) and there is no commonly available test for it. There is no treatment for color blindness, nor is it usually the cause of any significant disability. However, it can be very frustrating for individuals affected by it. Those who are not color blind seem to have the misconception that color blindness means that a color blind person sees only in black and white or shades of gray. While this sort of condition is possible, it is extremely rare. The Ishihara color test is a test for color blindness. It was named after its designer, Dr. Shinobu Ishihara (1879-1963), a professor at the University of Tokyo, who first published his tests in 1917. 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. Within the dot pattern, and differentiated only by color, is a number. What, or even if, a number is visible indicat
ProductSiteLaunchDate : 2012-04-09T00:19:01.500Z
SupplierDeclaredDgHzRegulation : unknown
UnitCount : 1