| 摘要 |
PURPOSE:To allow instantaneously an operator to recognize an original setting position by determining the possible original size of a copy according to selected copy magnification and the size of a set cassette, and displaying it on platen glass. CONSTITUTION:The platen glass is provided with frames 20a-20H which indicate various original sizes by light emitting elements and liquid-crystal display elements. The reader of a copying machine body decides on the position of a claw provided to a cassette and knows the size of copy paper. Then, the size of a corresponding original is calculated from the copy paper size and copy magnification that the operator indicates to select and indicate the frame. |
