| 摘要 |
PURPOSE: A screen device of a display wall is provided to steadily produce an image of high quality by reducing a discontinuity phenomenon of the image due to a gap between screens. CONSTITUTION: A screen device of a display wall comprises a screen. The screen is installed at the front side of a main housing. The screen comprises a plurality of Fresnel lens combination bodies and a circular lenticular lens sheet(3). The plurality of Fresnel lens combination bodies is installed on a plurality of openings formed at the front side of the main housing. The plurality of Fresnel lens combination bodies unites a Fresnel lens sheet with the front side of a screen housing of frame shape. The circular lenticular lens sheet is formed into a planar body of a single structure and is fixed to the main housing. The planar body of the single structure has an area which can be arranged at front side of the plurality of Fresnel lens combination bodies. |
