1. Mitani, K., Sugawara, M. and Okano, F. Image capturing for ultrahigh definition and wide screen video system. Proceedings of IDW 02, Hiroshima, 4–6 December '02, pp 7 to 10.
2. Ohyama, N. Concept and technologies of natural vision project, Proceedings of IDW 02, Hiroshima, 4–6 December '02, pp 11 to 14
3. Travis, A. R. L., Moore, J. R. and Zhong, J. J. Optical Design of a Flat Panel Projection Wedge Display. Proceedings of IDW 02, Hiroshima, 4–6 December '02, pp 461 to 464
4. Travis, A. R. L., Payne, F. P., Zhong, J. J. and Moore, J. R. Flat panel display using projection within a wedge-shaped waveguide. 20th IDRC, 25–28 September 2000, Florida, USA, pp 292 to 295.
5. Veligdan, J. T. Thin display optical projector. US Patent 6,002,826, December 14, 1999