| 摘要 |
<p>A contact panel (40) is provided with: a board (41) having, as a surface thereof, a matching surface (41a) that faces an interference film (32) formed on a substrate (31), and having therein a light guiding hole (47) which is open on the matching surface (41a) and in which light guides (26, 27) are inserted; a seal (43) provided in the matching surface (41a), provided annularly so as to surround the light guiding hole (47), and brought into pressure contact with the interference film (32); and a light transmitting member (48) fitted into the light guiding hole (47).</p> |
