Components of Human Eye are:-
1.Pupil- Opens and closes in order to regulate and control the amount of light.
2.Iris- Controls amount of light level by controlling size of pupil similar to aperture of a camera
3.Sclera- It is the outer coat which protect the eye
4.Cornea- A thin membrane which provide 67% of the eye focusing power
5.Retina- Captures the light rays focused by the lens and send impulses to the brain via optic nerves .
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