Refraction of light through ice crystals

In summary, refraction of light through ice crystals is the bending of light caused by passing through a medium with a different density. It occurs due to the change in speed of light as it enters and exits the ice crystals, and is affected by factors such as angle, density, shape, and wavelength. This phenomenon is different from refraction through water droplets and has various real-world applications, including in the design of optical instruments and the formation of weather phenomena.
  • #1
jnimagine
178
0
can someone explain to me how sundogs form?
I know it has to do with refraction of light through ice crystals but i need a good ray diagram explaining this...
 
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  • #2
A web pointer would help.
 
  • #3
My physics teacher gave us this website. It helped me, maybe it will help you too

http://www.meteoros.de/indexe.htm
 
  • #4
I'm going to move this up to the General Physics forum. If nothing else, for the pretty pictures in your link. :smile:
 

What is refraction of light through ice crystals?

Refraction of light through ice crystals is the bending of light as it passes through a medium with a different density, in this case, ice crystals. This phenomenon is responsible for the formation of optical illusions such as sun halos and sun dogs.

How does refraction of light through ice crystals occur?

Refraction of light through ice crystals occurs due to the change in speed of light as it passes through the ice crystals. The light waves slow down as they enter the ice crystals and speed up as they exit, causing the bending effect.

What factors affect the amount of refraction through ice crystals?

The amount of refraction through ice crystals is affected by the angle at which the light enters the crystals, the density and shape of the crystals, and the wavelength of the light. These factors can also determine the type and intensity of the optical illusion formed.

What is the difference between refraction of light through ice crystals and through water droplets?

Refraction of light through ice crystals is different from that through water droplets because ice crystals have a different crystal structure and density than water droplets. This results in a different angle of refraction and therefore different optical illusions.

What are some real-world applications of refraction of light through ice crystals?

Refraction of light through ice crystals has various real-world applications, such as in the design of optical instruments like telescopes and microscopes. It also plays a role in the formation of weather phenomena like rainbows, halos, and sundogs, which have practical uses in predicting and studying weather patterns.

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