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2 
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Clear lens in the front of the eye. Allows light to go into the eye and focuses the light.  
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3 
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Tough white skin that covers all of the eye expect the cornea.  
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4 
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Back part of the eye. Contains light-receptors called robs and cones. It also converts light waves into electrical signals.  
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5 
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Black hole in the iris. Light enters the eye through the opening.  
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6 
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Located behind the pupil. Allows you to see objects that are near and far.  
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7 
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Sends electrical signals to the brain.  
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