Color Vision Deficiency Is A at Color

Color Vision Deficiency Is A. This inherited ocular disorder brings a lot of inconvience to patients’ life. Color vision deficiency, which is also know as color blindness affects 8% of males and 0.5% of females in the world.

Ishihara test identifies colour blindness Optical Express
Ishihara test identifies colour blindness Optical Express from www.opticalexpress.co.uk

Color vision is derived from the photoreceptor cones in the retina. The word “colorblind” is a poor term for someone who has cannot distinguishing certain colors. As a result of this deutan color blindness can make reds, greens, yellows and browns appear similar to one another.

Ishihara test identifies colour blindness Optical Express

One form of this is deutan color blindness. Typically, color blindness affects how you see green color shades and red color shades, and sometimes blue colors. Another more accurate name for the disorder is color vision deficiency as it is extremely rare for anyone to be entirely colorblind. Any discussion of blindness can best be understood in the light of a generally accepted theory of color vision.