All tubes also remain perfectly flexible so that in polarized light applications the microscope table can still be rotated. 所有的连接管保持柔性，保证在偏光下使用时，显微镜载物台仍然可以旋转。
A third layer transverse cellulose strands is indicated as the microscope stage is rotated. 如将显微镜载物台旋转，便能从纤维横断面中看到第三层胞壁。
