| 摘要 |
PURPOSE: To provide a positioning device for an electronic element in a circuit- supporting body which is capable of guaranteeing a fixed relation of an optical system, provided with a semi-transparent mirror and a rotary arm provided with an element-holding body in the device of a simple structure over a long period of time, and performing accurate positioning. CONSTITUTION: This device for positioning an electronic element in a circuit- supporting body provided with a circuit pattern disposed shiftably within one plane is provided with a supporting arm 2, for housing the optical system provided with a semi-transparent mirror 15 and a rotary arm 4 for holding the element at a free end. The supporting arm and the rotary arm form a single structural unit there, and the rotary shaft of the rotary arm is supported by the supporting arm. |
