2X, ABBEY, BEING, CHEMISTRY, COLOR, CROSS, FRINGE, FRINGED, IN, INTERFERENCE, LIGHT, LIGHTING, MAGNIFIED, MICHAEL, OPTIC, OPTICAL, OPTICS, PATTERN, PHOTOELASTIC, PHYSICS, PLASTIC, POLAR, POLARIZATION, POLARIZE, POLARIZED, POLARIZER, REVEALS, SCIENCE, STRESS, STRESSES, STRIP, THE, THIN, TWISTED,