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Health & Household

Eyeglasses Care

Ishihara Test Chart Books for Color Deficiency 38 Plates with User Manual and One Eye Occluder by KASHSURG

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Ishihara Test Chart Books for Color Deficiency 38 Plates with User Manual and One Eye Occluder by KASHSURG
- Vanishing design: Only people with good color vision can see the sign. If you are colorblind you won’t see anything.
- Transformation design: Color blind people will see a different sign than people with no color vision handicap.
- Hidden digit design: Only colorblind people are able to spot the sign. If you have perfect color vision, you won’t be able to see it.
- Classification design: This is used to differentiate between red- and green-blind persons. The vanishing design is used on either side of the plate, one side for deutan defects an the other for protans.
Ishihara Test Chart Books for Color Deficiency 38 Plates 2016 Edition with Eye Occluder and user manual.
Country USA
Brand KANEHARA
Manufacturer JAPAN
Binding Health and Beauty
ItemPartNumber 43237-2
Size 2 Count (Pack of 1)
UnitCount 1
ReleaseDate 0000-00-00

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