Our Amazing Eyes

The human eye is an amazing organ. For many of us, vision is one of our most important senses, and yet we tend to take it for granted. What do our eyes really see? Think about your sense of vision and how it works with your other senses to perceive the world around you. Jon Munro, an optician who owns Supersavers Opticians in Dublin, Ireland, has created an entertaining infographic about human vision. This assortment of fascinating trivia will give you a newfound appreciation for the remarkable capabilities of our amazing eyes. Did you know…?


  • The number of colors that the human eye can see is 7 million.
  • Red and Yellow are the most irritating colors for the human eye.
  • Every 1 in 12 men in the world are affected with color blindness.

Pixels and Perceptions

  • The human eye just takes only 13 milliseconds to process an image.
  • The human eye is like a 576 megapixel camera!
  • The human eye can view 200 degrees horizontally and 135 degrees vertically.


  • The distance to the horizon for a six feet tall person is about 3 miles.
  • The Andromeda Galaxy, which is about 2.6 million light years from Earth, is the farthest point visible to the naked eye.
  • The distance a person could possibly see the faintest glimmer of a candle flame is about 30 miles.

Newborn Babies

  • A newborn baby sees the entire world upside down until its brain learns to interpret the image properly.
  • A newborn baby takes about 3 months for their eyes to recognize familiar faces.


  • About 39 million people in the world are completely blind.
  • Night blindness occurs in people who are deficient in vitamin A.
  • 246 million people in the world have low vision or wear glasses.

For more fascinating facts, take a look at the infographic below.

our amazing eyesSupersavers opticians in Dublin provide a wide range of products for people with small budgets all the way up to the latest designer fashions. They also specialize in corporate eye testing and VDU spectacles. If you spend your working day in front of a computer screen, or if your hobbies include a considerable amount of time on computer games or browsing the internet, you may benefit from VDU spectacles.

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