Design of an augmented reality display based on polarization grating
Xia Renjie, Wang Changshun, Pan Yujia, Chen Tianyu, Lyu Ziyao, Sun Lili
       

Diagram of diffraction characteristics of the orthogonal circular polarization grating. The incident light is (a) S-linearly polarized, (b) P-linearly polarized, (c) left-handed circularly polarized, and (d) right-handed circularly polarized.