| 摘要 |
PURPOSE: A lighting type sign using an optical transforming sheet is provided to illuminate a mark unit including a part of a sheet including holes at night, thereby providing the lighting type sign suitable for the traffic safety standard. CONSTITUTION: A lighting unit is formed in an inside of a frame. A cover unit is located in a back side of the frame. The cover unit seals the frame. A mark sheet(4) includes a mark unit(41) and a background unit(42). The mark sheet is located in a front side of the frame. The mark sheet provides a safety mark. a sheet including holes is applied in the whole or a part of the mark unit for increasing penetration ratio of light generated by the lighting unit. [Reference numerals] (AA) Punching seed |
