The eye is one of the most important organs of the intelligent human being. The features of this incredible organ are amazing. Approximately 80% of perception in human beings is through the eyes. 70% of sensory receptors of the body are in the retina layer of the eye. Sony's 2002 model most advanced digital camera has 4,200,000 receptors while the human eye operates with an incredible sensitivity provided by its 120,000,000 black & white and 6,500,000 color receptors.
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