Provided is an optical coordinate measuring device with improved measurement efficiency. A holding part of a measurement head includes an installation part and a stand part. The installation part has a horizontal flat shape and is installed on the installation surface. The stand part is provided so as to extend upward from one end of the installation part. The placement table is provided at the other end of the installation part. A measurement target is placed on the placement table. A main imaging unit is provided on an upper part of the stand part. The main imaging unit is arranged so as to be turned obliquely downward such that it can capture an image of a previously set imaging region above the placement table.