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uWaterloo School of Optometry and Vision Science uWaterloo uWaterloo Optometry and Vision Science
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Facts About Eyes

Home

Click on the question to see the answer.

  1. How many times do our eyes blink?
  2. When was the first pair of spectacles invented?
  3. Are bats blind?
  4. How powerful are eagle's eyes?
  5. How do we see?
  6. How big is our cornea?
  7. Can UV rays damage our eyes?
  8. What are the basic types of contact lenses?
  9. Is only the lens required to focus an image?
  10. Does diabetes affect eyesight?
  11. What does colour blind mean?
  12. What causes ‘red eye’ in photos?
  13. What is the difference between an Ophthalmologist, an Optometrist, and an Optician?
  14. Why do we cry when we are cutting onions?

School of Optometry and Vision Science
University of Waterloo
200 University Avenue West
Waterloo, Ontario, Canada, N2L 3G1
Clinic: (519) 888-4062
Administration: (519) 888-4567 ext. 33178

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School of Optometry and Vision Science | Faculty of Science | Contact Us