| 摘要 |
<P>PROBLEM TO BE SOLVED: To solve such a problem that a display of a conventional technology, especially a liquid crystal display is difficult to read an optical signal with high sensitivity since the influence of back light is strong in the above display. <P>SOLUTION: This image display is provided with an optical signal adding means for adding optical signals to be output from a plurality of light detection pixels, and an optical signal reading means is provided with a function for reading the added optical signal calculated by the optical signal adding means. <P>COPYRIGHT: (C)2007,JPO&INPIT |
