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Physics for Scientists and Engineers: A Strategic Approach with Modern Physics
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Short Answer

The cornea, a boundary between the air and the aqueous humor, has a focal length when acting alone. What is its radius of curvature?

The radius of curvature is

See the step by step solution

Step by Step Solution

Step 1: Given Information.

We have given that:

The focal length is .

We need find out the radius of curvature.

Step 2 : Simplify 

By using formula:

From previous formula, Let us find R:


Here, and is the refractive index of the first and second medium respectively, is the focal length and is the radius of curvature.

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