Feature●Straight Polarizer Filter for Physics Education, 4 Pack, 2"x2", 1"x1.5" Clear●Linear polarized polarizer filters are used in experiments such as refracture, light scattering, polarizing experiments, reflections, brewster angles, polarized sunglasses effects, etc.Description
Our 2" square linear polarized filter slide has a 1-3/8" x 15/16" window. Nice for classroom demonstrations and home-schooling use. Made in the USA. You will receive a pkg (4)