Light refraction Interfaces (materials) 16 Light polarization 12 Light reflection 12 Anisotropy 10 Light propagation 10 Crystals 8 Vectors 8 Grating 6 Refraction 6 Uniaxial crystals 6 Anisotropic materials 4 Diffraction 4 Diffraction gratings 4 Electronic equipment 4 Gaussian beam 4 Gaussian beams 4 Inhibited reflection 4 Laser beams 4 Lateral displacement 4 Light transmission 4 Metamaterials 4 Negative refraction 4 Reflection 4 Refractive index 4 Uniaxial crystal 4 Analytic extension 2 Analytical expressions 2 Anisotropic interface 2 Anisotropic interfaces 2