Farnsworth Dichotomous Testing Sets are designed to indicate color deficiency quickly and easily. The Farnsworth D15 test is used to separate medium and strong color defect vs normal. Comes with a very sturdy stylish wooden case and test sheet.
Farnsworth Dichotomous Testing Sets are designed to indicate color deficiency quickly and easily. The Farnsworth D15 test is used to separate medium and strong color defect vs normal. Comes with a very sturdy stylish wooden case and test sheet.
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