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Text Box: SJ_SummerSchool02.ppt
SJ_SummerSchool02.ppt
Light is Like a Vibrating Wave
·We can make a slinky vibrate like a wave of light.
·A slinky vibrating in one direction is like “polarized” light.
·Optical engineers use polarizers to make light vibrate in one direction.
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·Polarizers have a “secret code.”
Slinky
Polarizers