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Space and Physics

Short Sighted? Here's How To See Something Clearly, Without Your Glasses

author

Robin Andrews

Science & Policy Writer

clockApr 21 2016, 18:30 UTC
1162 Short Sighted? Here's How To See Something Clearly, Without Your Glasses
This is probably only a temporary solution, mind you. Muzicman JY/Shutterstock

As anyone who’s hampered by their less-than-perfect eyesight will know, leaving behind your glasses or forgetting to put on your contact lenses makes for a very inconvenient day. Don’t worry too much though, because the solution to this problem rests in your hands – literally.

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As eloquently explained with typical visual resplendence by MinutePhysics, blurry images form when light entering your eye is too spread out on your retina. If you form a ring shape with your fingers and hold it over your eye, it will only allow certain beams of light onto your retina, mimicking the “focusing” effect of a pinhole camera.

You may look a little strange doing this all day though, so next time it might be best to just remember your spectacles.

 

 

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MinutePhysics via YouTube


Space and Physics
  • vision,

  • lens,

  • fingers,

  • eye,

  • minute physics,

  • blurry,

  • pinhole camera