| 摘要 |
<p>PURPOSE:To facilitate classification and retrieval by arranging a mark original picture forming member which records marks at a previously specified position of a transfer material end part, and specifying the address for specifying the member. CONSTITUTION:Liquid crystal display elements 20 are disposed on an original platen 4 as shown in a figure. The platen 4 has a light-transmissive part made of plate glass 19 and the display elements 20 having display surfaces facing the surface of the plate glass 19 are arranged as shown by an arrow B at right angles to the scanning direction of an optical system shown by an arrow A. Each liquid crystal display element 20 is provided with a display address specifying switch 21 correspondingly and normally in a light state.</p> |
