DETAILS, FICTION AND BIREFRINGENT 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。In Just about every body of Determine 8, the axis in the microscope polarizer is indicated through the money letter P and it is oriented within an East-West (horizontal) course. The axis of your microscope analyzer is indicated with the le