Media type: E-Article Title: Holographic waveguide display with a combined-grating in-coupler Contributor: Guo, Jingjing; Tu, Yan; Yang, Lanlan; Wang, Lili; Wang, Baoping imprint: The Optical Society, 2016 Published in: Applied Optics Language: English DOI: 10.1364/ao.55.009293 ISSN: 0003-6935; 1539-4522 Keywords: Anesthesiology and Pain Medicine Origination: Footnote: