The installation position pointer system comprises a laser source to supply a laser beam, a driving device to align the laser beam, a controller device to control the operation of the driving device in accordance with an installation position data (IPD) of an attachment to be installed in a building and an associated reference position in the building, and an input device to obtain the IPD of a plurality of attachments from the attachment. The IPD of the attachments may be provided by an attachment installation position database system.

The installation position pointer system comprises a laser source to supply a laser beam, a driving device to align the laser beam, a controller device to control the operation of the driving device in accordance with an installation position data (IPD) of an attachment to be installed in a building and an associated reference position in the building, and an input device to obtain the IPD of a plurality of attachments from the attachment. The IPD of the attachments may be provided by an attachment installation position database system.

An automatic position adjustment system of the present disclosure includes a position detection unit configured to measure the position of an installation target object installed on a table as viewed from a reference position as a reference installation point, a control device configured to calculate a displacement between the position of the installation target object obtained by the position detection unit and viewed from the reference position and a proper target position in installation of the installation target object as viewed from the reference position, and a position adjustment unit configured to correct the position of the installation target object to the target position based on the calculated displacement.