| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a viewing angle adjustment filter, with which occurrence of moire on a display surface of a display device can be suppressed, when it is attached to the display device. <P>SOLUTION: On the surface (a) of a viewing angle adjustment filter 10 which performs adjustment so as to narrow the viewing angle of the display device, a convex microlens 2 is formed in each of a plurality of areas (c) resulting from dividing a linear area (b), extending in the specific direction of the surface (a), at equal intervals in a specific direction, and a plurality of linear areas (b) are formed in a direction which is orthogonal to the specific direction, and the formation positions of microlenses 2 formed in the plurality of areas (c) respectively are irregular. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
