| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a projection-type display device which can enhance contrast, without complicating the configuration. <P>SOLUTION: The projection type display device which projects display light by linear polarization has a polarization control element, which changes luminance of the display light by controlling the transmitted amount of linear polarization. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
