OPTICS - POLARIZATION - BIREFRINGENCE	NC State University Faculty Access
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Description: Show the stress lines in plastic using polarized light. Purchased/Built: purchased Setup Time: 5 min Quant. in Demo Room: 1 Demo References The Video Encyclopedia of Physics Demonstrations Disc 24-13 Stress a plastic bar between crossed Polaroids Freier and Anderson Om-15 Various shapes of plastic fit in a squeezer between crossed Polaroids in a lantern projector. Sutton L-134 Plastic is stressed between crossed Polaroids ALSO - Stroke a strip of glass longitudinally between crossed Polaroids and standing waves are apparent. The American Journal of Physics AJP 44(11),1138 Plastic shapes on the overhead between crossed Polaroids
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