| 摘要 |
PROBLEM TO BE SOLVED: To increase the accuracy in detecting a detection target body in the vicinity of a light extraction part on a display surface of a display part, and increase the accuracy in detecting a detection target body at a corner of the display surface distant from the light extraction part.SOLUTION: In plan view, a transparent light guide plate (1) includes a large width part (5) that is a part having a larger width than that of a display surface along a long side, and notches (1a) are provided in the large width part (5).SELECTED DRAWING: Figure 1 |
