There are three main types of color vision deficiency: red-green, blue-yellow, and complete. Color blindness, or color vision deficiency, affects the way you perceive color and can make it hard to ...
Waggoner CCVT accepted by FAA for use by Aviation Medical Examiners for medical clearance of pilots and air traffic controller specialists. We are proud to have the FAA accept our Waggoner CCVT as an ...
Our ability to see with color vision depends on the presence and function of light-sensing pigments in the cones of our eyes. Color blindness, or color vision deficiency, happens when one or more of ...
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