Figure Q92 shows a diagram of the human eye. The refractive indices of the components in the

Question:

Figure Q9–2 shows a diagram of the human eye. The refractive indices of the components in the light path are: cornea 1.38, aqueous humor 1.33, crystalline lens 1.41, and vitreous humor 1.38. Where does the main refraction—the main focusing—occur? What role do you suppose the lens plays?

Figure Q9–2

iris vitreous humor retina cornea lens aqueous humor