| 摘要 |
A survey setting point indicating device comprises a support member 3 which can be tilted with respect to a vertical direction, a connecting member which can be freely tilted with respect to the support member and hangs vertically downward by gravity, a laser pointer 7 which is provided at a lower end of the connecting member, is concentric with an axis of the connecting member and emits a laser beam vertically downward, and a reflector 5 provided such that the axis of the connecting member passes through a center of the reflector. |
