| 摘要 |
PURPOSE:To obtain a satisfactorily fat picture even by a soft lithographic film for engraving by laminating the lithographic film for engraving with a photosensitive layer turned downward, a transparent base, and an original film successively on a reflecting plate or reflecting sheet, and by exposing it from the original film side. CONSTITUTION:On a printer 5, a reflecting plate or reflecting sheet 7, a lithographic film 4 for engraving with a photo-sensitive layer 3 turned downward, a transparent base 2, an original film 1 are laminated successively, and they are exposed from the side of the original film 1, developed and fixed. Consequently, a satisfactorily fat picture is obtained even by the soft lithographic film 4 as well as the hard film for photoengraving. |
