| 摘要 |
PURPOSE:To perform simply and easily multi-surface exposure without moving an original by drawing the 1st light shield curtain during the 1st image pickup operation and shielding an exposure part from light during the 2nd image pickup operation of master paper, and drawing out the 2nd light shield curtain during the 2nd image pickup operation and shielding a latent image formed by the 1st photography from light. CONSTITUTION:The master paper 7 is sent from a paper feed part 28 to the exposing device 20 to contact a conveyor belt 24 fixedly, and stopped at the 1st image pickup position, where the 1st light shield curtain 40 is drawn out downward to shield the 2nd image pickup part of the master paper 7 from light, picking up an image of an original 4 on an original platen 3. When the 1st image pickup operation is completed, the 1st light shield curtain 40 is lifted up, and at the same time the master paper 7 is conveyed to the 2nd lower image pickup position and stopped. Then, the 2nd light shield curtain 60 is lifted to cover the latent image part formed by the 1st image pickup operation for light shielding, and lowered to the original position after the 2nd image pickup operation, and the master paper 7 is sent to a development part by the conveyor belt 24. |
