| 摘要 |
PURPOSE: To obtain an LED exposure head small in size with respect to width by arranging electronic elements properly. CONSTITUTION: An exposure head comprises an assembly of the LED arrangement 49 arranged on a common base stand 28 and a large number of LED modules 44 equipped with circuit boards 53, 54 and the respective modules go over the area 43 positioned high of the base stand 28 to extend to be partially overlapped with elongated interconnection circuit strips 45, 46 having connection pads 47 on lines for the wire bond connection 63 with the circuit boards 53, 54. |
