发明名称 PICTURE TERMINAL DEVICE
摘要 PROBLEM TO BE SOLVED: To obtain a personal picture terminal which is excellent in operability and visibility and small in size and whose power consumption is low in a projection system using a directional screen. SOLUTION: An external input device is divided into plural parts, and a picture projection part is installed in the space formed by such division, thereby, the position of the exit pupil of the picture projection part is made to come close to an observer side.
申请公布号 JP2001133726(A) 申请公布日期 2001.05.18
申请号 JP19990319032 申请日期 1999.11.10
申请人 HITACHI LTD 发明人 KANEKO YOSHIYUKI;OSHIMA TETSUYA;KANEKO HIRONORI;ARIMOTO AKIRA;EBINA OSAMU
分类号 G02B27/22;(IPC1-7):G02B27/22 主分类号 G02B27/22
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