As the eye adjusts to focus on a near object,the cornea must change shape because the lens is unable to.The shape (and therefore refractive index)of the cornea is fixed and the lens is responsible for changing shape when the eye transitions to view a near or far object.The ciliary muscles are responsible for controlling lens shape.

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The Answer of As the eye adjusts to focus on a near object,the cornea must change shape because the lens is unable to.The shape (and therefore refractive index)of the cornea is fixed and the lens is responsible for changing shape when the eye transitions to view a near or far object.The ciliary muscles are responsible for controlling lens shape.

As the Eye Adjusts to Focus on a near Object,the