Color vision test chart

Author: None
Publisher:
Publish Date: 2002-12-01
Features: This book is drawn according to the theory of color vision and the theory of chromaticity complementary colors, based on the principle of pseudohomochromatopsia. It has been tested using an automatic color difference meter, ensuring accurate color usage and complete compliance with requirements. The book contains a total of 66 test charts, including 38 numerical charts, 13 Latin letter charts, and 15 animal charts. The charts can comprehensively assess red-green-yellow-blue (purple) color vision and classify red-green-blue (purple) color weakness into three degrees: severe, moderate, and mild. The color vision tests can reach both qualitative and semi-quantitative standards. With a large number of charts, each chart conveys a single meaning, making it easy to master reading speed and reducing the risk of misdiagnosis or missed detection. It is a comprehensive, user-friendly, and well-classified color vision testing tool. This book is widely applicable to hospitals, epidemic prevention, military, schools, and research institutions.