| 摘要 |
PURPOSE:To surely prevent the forgery of a specified original picture such as paper money, etc., while the recording of plural color separation pictures corresponding to the color original picture and the judgement of the equality of the color original picture and the specified picture are simultaneously progressed. CONSTITUTION:A color scanner 1 is provided with a scanner mainbody part 10 and a paper money judging part 50. An invalidation lamp 71 is provided in the neighborhood of the recording head 33 of the scanner mainbody part 10. In the invalidation lamp 71, the exposure of the whole surface of an exposure film RF which is rolled around an output drum 17 is made possible. The paper money judging part 50 fetches digital picture signals Sy, Sk, Sm and Sc which are fetched by a scanning head 19 so as to be processed, discriminates whether or not an original OF is paper money and turns on the invalidation lamp 71 at the time of discriminating the original OF to be paper money. Thus, the whole recording surface of the recording film RF is made black. |
