Our eyes receive information through light, almost in the same way as a camera. This information is then sent to our brains. Our eyes can focus on dierent things at dierent distances through a lens . The circle right in the middle of the eye is called the pupil, and it becomes smaller when there is a lot of light. The colored area of the eye is called the iris, and it can be brown, blue, green, or other colors.
lens: n. the part of the camera or eye that focuses light
Unit 7
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