偏振片是偏振仪器的一个主要原件。随着科学技术的发展,它的应用更加日益广泛。例如:在工业上,用来制造应力仪,光弹仪,偏光显微镜,立体显微镜,干涉显微镜,光度计,偏振单色滤光器,可变单色滤光器;在交通上,可做飞 Polarizer is a major component of the polarimeter. With the development of science and technology, its application is more and more widely. For example: in the industry, used to manufacture stress meter, light projectile, polarized microscope, stereo microscope, interference microscope, photometer, polarizing monochromatic filter, variable monochromatic filter;