Polarized Light and Polaroid Filters Video Tutorial

The Polarized Light and Polaroid Filters Video Tutorial explains what polarized light is and how it is different than unpolarized light. The manner is which a Polaroid filter polarizes light waves is described. And the role of sunglasses in blocking the glare caused by polarized light is discussed. Numerous examples, illustrations, and demonstrations assist in the explanations. The video lesson answers the following questions:
  1. What is polarized light and how is it different than unpolarized light?
  2. How does a Polaroid filter interact with unpolarized and polarized light?
  3. How do sunglasses and 3-D movies take advantage of light polarization and Polaroid filters?

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