BIREFRINGENT CRYSTAL - AN OVERVIEW

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 lessen portion from the Michel-Levy chart (x-axis) marks the orders of retardation in multiples of roughly 550 nanometers. The realm among zero and 550 nanometers is referred to as the main get of polarization colors, and also the mage