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muminat
3 years ago
11

The cornea, a boundary between the air and the aqueous humor, has a 3.0 cm focal length when acting alone

Biology
1 answer:
Yuliya22 [10]3 years ago
3 0
If the cornea were to work alone, the image formed would be blurred as the point of image formation would be behind the retina. Therefore, with the help of the lens in the eye, the focal length is reduced to 1.7 cm so that the image forms on the retina.
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