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How do glasses help us see? - Andrew Bastawrous and Clare Gilbert

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TEDEd Animation

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Today, glasses help millions of people with poor vision be able to see clearly. But how? Andrew Bastawrous and Clare Gilbert help unravel the answer by explaining refraction — the ability of a transparent medium, like glass, water, or the eye, to change the direction of light passing through it.

About TED-Ed Animations

TED-Ed Animations feature the words and ideas of educators brought to life by professional animators. Are you an educator or animator interested in creating a TED-Ed Animation? Nominate yourself here »

Meet The Creators

  • Educator Andrew Bastawrous, Clare Gilbert
  • Script Editor Emma Bryce
  • Director Andrew Foerster
  • Animator Andrew Foerster
  • Artist Andrew Foerster
  • Narrator Addison Anderson

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