%0 Journal Article %T Grating-based lightguide with variable duty cycle designed and fabricated for AR head-mounted displays %A Li, Ruizhi %A Qiu, Keqiang %A Chen, Zhiwen %A Wang, Yanan %J Proceedings of SPIE %V 12063 %P 1206303-1206303-6 %@ 0277-786X %D 2021-11-24 %I SPIE %~ DeepDyve