Vision. By : Rachel , Tina, Lisa, Yingjie , Ashar. Essential Questions. How does vision work? What are the major components of the visual system and the function of each?. Transduction. The eye transduces light characteristics into neural signals the brain can process.
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By: Rachel, Tina, Lisa, Yingjie, Ashar
Not all people have perfect vision.
Acuity: acuteness or clearness of vision
People who can see things up close, but not far away are considered to be near-sighted. This happens when the light entering the eye focuses on a point in front of the retina.
On the other hand, people who can see far away objects but not those that are up close are farsighted. Farsightedness occurs when the light that enters the eye focuses on a point behind the retina.