Color Vision Knowledge

Principles, genetics and common myths

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Color Vision Test

A professional online color vision screening platform offering Ishihara, HRR, color deficiency and other color vision tests. All results are screening hints only and do not replace professional medical diagnosis.

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Important Notice

All tests on this platform are self-screening tools and results are for reference only. If you have concerns about color vision, please visit a hospital ophthalmology department and rely on the doctor's professional examination.