[1] [1] Hsiang E, Yang Z, Yang Q, et al. AR/VR light engines: perspectives and challenges［J］. Advances in Optics and Photonics,2022,14(4):783—861.

[2] [2] He Z, Sui X, Jin G, et al. Progress in virtual reality and augmented reality based on holographic display［J］. Applied Optics,2019,58(5):A74—A81.

[3] [3] Huang Y, Liao E, Chen R, et al. Liquid-crystal-on-silicon for augmented reality displays［J］. Applied Sciences,2018,8(12):2366—2383.

[4] [4] Anier J, Mateevitsi V, Rathinavel K, et al. The realitymashers: augmented reality wide field-of-view optical see-through head mounted displays［J］. IEEE International Symposium on Mixed and Augmented Reality (ISMAR-Adjunct),2016:141—146.

[5] [5] Sprengard R. High-index glass wafers open a path to mass-marketing AR glasses［J］. Information Display,2020,36(3):30—33.

[6] [6] Sun W, Tien C, Chiang y, et al. Simulation design of a wearable see-through retinal projector［J］. Applied Optics,2015,54(14):4485—4494.

[7] [7] Shi X L, Liu J, Zhiqi Zhang, et al. Extending eyebox with tunable viewpoints for see-through near-eye display［J］. Optics Express,2021,29(8):11613—11626.

[8] [8] Lee G Y, Hong J Y, Hwang S H, et al. Metasurface eyepiece for augmented reality［J］. Nature Communications,2018,9(1):4562—4572.

[9] [9] Lee J S, Kim Y K, Won Y H. See-through display combined with holographic display and Maxwellian display using switchable holographic optical element based on liquid lens［J］. Optics Express,2018,26(15):19341—19355.

[10] [10] Liu Z, Pang Y, Pan C, et al. Design of a uniform-illumination binocular waveguide display with diffraction gratings and freeform optics［J］. Optics Express,2017,25(24):30720—30731.

[11] [11] Xiao J, Liu J, Lv Z, et al. On-axis near-eye display system based on directional scattering holographic waveguide and curved goggle［J］. Optics Express,2019,27(2):1683—1692.

[12] [12] Zhou P, Li Y, Liu S, et al. Compact design for optical-see-through holographic displays employing holographic optical elements［J］. Optics Express,2018,26(18):22866—22876.

[13] [13] Yu C, Peng Y, Zhao Q, et al. Highly efficient waveguide display with space-variant volume holographic gratings［J］. Applied Optics,2017,56(34):9390—9397.

[14] [14] Zhang Z, Liu J, Duan X, et al. Enlarging field of view by a two-step method in a near-eye 3D holographic display［J］. Optics Express,2020,28(22):32709—32720.

[15] [15] Shin K, Choi M, Jang J, et al. Waveguide-type see-through dual focus near-eye display with a polarization grating［J］. Optics Express,2021,29(24):40294—40309.

[16] [16] Wang Q, Cheng D, Hou Q, et al. Design of an ultra-thin, wide-angle, stray-light-free near-eye display with a dual-layer geometrical waveguide［J］. Optics Express,2020,28(23):35376—35394.

[17] [17] Ni D, Cheng D, Wang Y, et al. Design and fabrication method of holographic waveguide near-eye display with 2D eye box expansion［J］. Optics Express,2023,31(7):11019—11040.

[18] [18] Weng J C, Li H F, Wu R M, et al. Single-image-source binocular waveguide display based on polarization volume gratings and lenses［J］. Optics Letters,2023,48(8):2050—2053.

[19] [19] Lochn［EB/OL］. (2024-03). https:∥lochn.com/about/.

[20] [20] Weng Y, Zhang Y, Wang W, et al. High-efficiency and compact two-dimensional exit pupil expansion design for diffractive waveguide based on polarization volume grating［J］. Optics Express,2023,31(4):6601—6614.

[21] [21] Kogelnik H. Coupled wave theory for thick hologram gratings［J］. The Bell System Technical Journal,1969:2909—2947.