Makes the study of light and color fun and unforgettable Features slide mounted frames for easy handling during classroom experiments Ideal for experiments involving birefringance, light scattering and more... Polarized Sheet 12" X 17" 6mil Thick. Polarizing filters are used for experiments involving birefringence, light scattering, polarized light experiments, light reflection, Brewster';s angle and how polarized sunglasses work. Same linear polarized material as our Polarized 3-D glasses and our polarized 2" X 2" slides. 12" x 17" sheets.