| 摘要 |
The present invention relates to a length control device for attaching a target which attaches the target on the length control device, adjusts the length of the length control device, places the target to an object out of user′s reach, and facilitates measurement. The length control device for attaching the target applied to the present invention consists of: a handle (10) in which tongs (40) are shut when are pulled by hands forward, and the tongs (40) are open when are released; a bar (20) which has a length to lay the target (50) on the object; a push button (30) for adjusting the length of the bar (20); and tongs(40) which attach and fix the target (50) when the handle (10) is pulled and separate the target (50) when the handle (10) is released. |
