DETAILS, FICTION AND MAGNETO-OPTICAL CRYSTAL

各向异性透明晶体如方解石、石英等的折射率，是其固有的特性，称为永久双折射。The polarization dependence of the refractive index can have several different consequences, a number of which might be really critical in nonlinear optics and laser technological innovation:直光纤只有很小的随机双折射，即使