| 摘要 |
PROBLEM TO BE SOLVED: To provide a display filter which can be manufactured at a low cost and prevent peeking from right and left and also from above and below. SOLUTION: This filter consists of transparent and opaque areas, and uses a transparent film with opaque areas for a display to prevent peeking. The angle of the direction arranging the opaque areas and the filter bottom line is 30-60°, and the transparent and opaque areas are formed by glazing and louver machining. COPYRIGHT: (C)2008,JPO&INPIT
|
