1
Eiichi Toide, Shinsuke Shikama, Mitsushige Kondo, Hiroshi Kida, Masahiro Usui: Projection color display apparatus. Mitsubishi Denki Kabushiki Kaisha, August 4, 1992: US05135300 (39 worldwide citation)

Three light fluxes are modulated by corresponding light valves so as to project a color image on a screen. An interference filter for selectively transmitting a light flux which is emitted in a direction perpendicular to a light emitting surface of the interference filter is disposed on the light-em ...


2
Akira Otsuka, Shin Ichiro Ishihara, Yoshito Miyatake, Sadayoshi Hotta: Liquid crystal projection color display apparatus having microlens arrays with controllable refractive power. Matsushita Electric Industrial, Wenderoth Lind & Ponack, September 1, 1992: US05144462 (10 worldwide citation)

In a liquid crystal projection color display apparatus having three liquid crystal display devices used for red, green and blue light, each liquid crystal display device has a liquid crystal display panel and a microlens array disposed on the light-source side or the light-source and screen sides of ...


3
Otsuka Akira, Ishihara Shin Ichiro, Miyatake Yoshito, Hotta Sadayoshi: Liquid crystal projection color display apparatus.. Matsushita Electric, June 12, 1991: EP0431886-A2 (2 worldwide citation)

In a liquid crystal projection color display apparatus having three liquid crystal display devices used for red, green and blue lights, each liquid crystal display device has a liquid crystal display panel and a microlens array disposed on the light-source side or the light-source and screen sides o ...