Modulation depth 6 Anamorphic 4 Anamorphic phenomenon 4 Comparative studies 4 Density (optical) 4 Depolarization effects 4 Diffractive efficiency 4 Diffractive element 4 Diffractive optical element 4 Diffractive optical elements 4 Display devices 4 Efficiency 4 Euclidean distance 4 Experimental evidence 4 Global retardance 4 Lcos device 4 Liquid-crystal-on-silicon displays 4 Phase modulation 4 Reflected beam 4 Retardance 4 Spatial frequency 4 Spatial orientations 4 Temporal phase 4 Anisotropy 2 Approximation theory 2 Diffractive lens 2 Diffractive optics 2 Lenses 2 Light efficiency 2 Light modulation 2