Software Developed by Biyee SciTech, Inc.

ColorVisionTest  v.1.11.0.0

This suite of tests are based on the same principles as Ishihara plates used by optometrists, but uses test plates that are randomly and accurately generated at run time. The prevalence of color vision deficiency (aka color blindness) is about 5%.

CIE Chromaticity Diagram  v.1.3.0.0

Interactive CIE 1931 chromaticity diagram shows the standard diagram in the CIE x-y space as well as the xyz coordinates and RGB values of any selected color point in the diagram.

Benham's Top  v.1.2.0.0

Benham's top is one of many classic examples of subjective colors. One should be able to see faint colors in the positions of the arcs of the black-and-white spinning circular disk.

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