WHAT DOES LGS SWITCH CRYSTAL MEAN?

the place n contains nx and ny, the refractive indices together the X- and Y- directions as gentle propagates within an optically active crystal alongside the Z- direction.Piezooptical coefficients of La3Ga5SiO14 and CaWO4 crystals: A put together optical interferometry and polarization-optical researchActive and passive Q-switched operation from t