Kerr electro-optic effect yog hais txog qhov tshwm sim ntawm hluav taws xob induced birefringence proportional rau lub square ntawm hluav taws xob teb. Ib yam khoom uas muab tso rau hauv qhov hluav taws xob yog taw qhia thiab anisotropic vim qhov kev ua ntawm nws cov molecules los ntawm hluav taws xob, ua rau birefringence, uas yog, lub peev xwm refraction ntawm cov khoom mus rau lub teeb nyob rau hauv ob txoj kev sib txawv yog txawv.
