The Eye
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7 terms
Terms | Definitions |
|---|---|
 cornea | the transparent outer covering of the eye |
| iris | colored part that controls amount of light in eye |
| pupil | opening in the center of the iris where light rays enter |
| lens | transparent structure behind the pupil that bends and focuses light rays on the retina |
| retina | inner surface of eye covered by cones and rods |
| nearsightedness | only able to see close objects for image forms before the retina. needs concave lens |
| farsightedness | only able to see far objects for image forms behind the retina. needs convex lens |
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