| 摘要 |
PURPOSE:To easily and exactly position an original by projecting a mark for indicating a placing position corresponding to the size of the original, onto a platen. CONSTITUTION:When the size of an original OP is inputted and designated, the mark concerned among mark for each size photographed in a film MF is selected and placed on a film MF holding base 30. When a projecting mirror 33 is turned and placed on an exposure axis, the light beam of a lamp 31 illuminates the film MF through a lens 32, reflected by the mirror 33, projected to a glass plate 10 through a lens 13, and the mark of an actual size is projected to a prescribed position on the plate 10. Accordingly, a worker can position exactly the original by only placing the original OP to be photographed, on the mark position of the glass plate 10, so as to only match it.
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