Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Koji Uchida and Kunio Sakamoto,Reflective mirror with holographic optical element for extension of screen region using mirror image,SPIE Proceedings,0277-786X,SPIE,2007-11-29,6832,,68321Q,https://cir.nii.ac.jp/crid/1874242817243445888,https://doi.org/10.1117/12.754950