6H10.10 - Polarization - Crossed Polaroids

Code Number:
Demo Title:
Polarization - Crossed Polaroids
Polarization of Light
Area of Study:
Optics, E&M
Overhead Polarizers (2) and Polaroid Sunglasses.

The Polaroid's can be placed at 90 degrees to each other to show total extinction of transmitted light.

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  • Stefan Richtberg and Raimund Girwidz, "Use of Linear and Circular Polarization: The Secret LCD Screen and 3D Cinema", TPT, Vol. 55, #7, Oct. 2017, p. 406. 
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  • Joseph Frick, "#194 & 195 - Undulation of Polarized Light & Polarizing Apparatus", Physical Technics: Or Practical Instructions for Making Experiments in Physics and the Construction of Physical Apparatus with the Most Limmited Means, p. 225.

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