Projection Display Series for High-Definition TV

Kunio Ando; Masashi Ohki; Masutomi Ohta; Masanori Ogino; Eiichi Yamazaki

doi:10.1117/12.952839

11 July 1989 Projection Display Series for High-Definition TV

Kunio Ando, Masashi Ohki, Masutomi Ohta, Masanori Ogino, Eiichi Yamazaki

Proceedings Volume 1081, Projection Display Technology, Systems, and Applications; (1989) https://doi.org/10.1117/12.952839
Event: OE/LASE '89, 1989, Los Angeles, CA, United States

Abstract

High-definition TV is an expected next generation television broadcasting system, and the broadcast of which will start in 1990 in Japan. The system is also expected for the use of industrial application. For these requirement , 54-inch, 110-inch, and 200-inch projection displays have beep developed. The horizontal resolution of 1000 TV lines, the peak brightness of 410 cd/m2 (54-inch), and the contrast ratio of more than 100 for rear projection displays can be realized by the development of 9-inch dual focusing projection tube, high resolution projection lens, fine pitch high contrast rear screen and large output horizontal deflection circuit etc.

Citation Download Citation

Kunio Ando, Masashi Ohki, Masutomi Ohta, Masanori Ogino, and Eiichi Yamazaki "Projection Display Series for High-Definition TV", Proc. SPIE 1081, Projection Display Technology, Systems, and Applications, (11 July 1989); https://doi.org/10.1117/12.952839

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