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A simple and accurate method to detect congenital color vision deficiency (red/green defects). Squares and circles.
Laminated HRR Pseudo-Isochromatic Color Vision Test, includes: Laminated pages provide lasting protection 6 plates for screening 14 plates to diagnose color deficiency
This test examines hue discrimination ability. The test is recommended for critical color vocational and clinical diagnostic applications.
A simple and accurate method to detect congenital color vision deficiency (red/green defects). Numbers (21 plates) and patterns/winding lines (17 plates).
A test with pictures to indicate the presence of inherited color vision defects.